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Kaj Sierhuis

Kaj Sierhuis

Attack - Centre-Forward  at Fortuna Sittard
Age28
CitizenshipNetherlands
Height1.80 m
Footright
BornApril 27, 1998
at Fortuna Sittard 1,026 days · joined 2023-08-02
👕200+ Apps 100+ Goals
Market value €1.30m
Rating · 24/25 5.4 Average
Centre-Forward Attack

Career snapshot

12
clubs played for
14/15
debut season
0.43
goals / match
Stade Reims
top club · 47 apps

Position rank · 24/25

#3223
goals rank
#2512
assists rank
117
season goals
28
season assists

Among 3,489 Attack - Centre-Forwards · ≥200 mins

Career highs

€3.00m
peak value · 2020
€4.00m
top transfer fee · 19/20
28
best season · 15/16
9 · 7.7%
pens / of goals
274Appearances
117Goals
28Assists
12Yellow cards
0Red cards
42Full matches (90′)
Full nameKaj Sierhuis
Date of birth1998-04-27 (28 yrs)
Place of birthAthen, Netherlands
CitizenshipNetherlands
PositionAttack - Centre-Forward (main: Attack)
Footright
Height180.00 m
Current clubFortuna Sittard
Joined2023-08-02
Contract expires2026-06-30
AgentMuy Manero
OutfitterPuma
Jul 2025
Injury: unknown
3 games missed
Jul 2024
24/25 — Fortuna Sittard
11 matches · 1 G · 1 A · across 1 competition
May 2024
Injury: unknown
28 games missed
Aug 2023
Transfer: Stade Reims → Fortuna Sittard
23/24 · Transfer · €500k
Aug 2023
Injury: unknown
1 games missed
Jul 2023
23/24 — Fortuna Sittard
35 matches · 15 G · 4 A · across 2 competitions
Jul 2022
22/23 — Stade Reims, Stade Reims B
18 matches · 2 G · 2 A · across 3 competitions
Jun 2022
Transfer: Heracles Almelo → Stade Reims
21/22 · Return from loan
Feb 2022
Injury: unknown
31 games missed
Jan 2022
Injury: unknown
1 games missed
Aug 2021
Transfer: Stade Reims → Heracles Almelo
21/22 · Loan
Aug 2021
Injury: unknown
2 games missed
Jul 2021
21/22 — Heracles Almelo, Stade Reims
21 matches · 4 G · 3 A · across 3 competitions
Sep 2020
Injury: unknown
1 games missed
Jul 2020
20/21 — Stade Reims
27 matches · 1 G · 1 A · across 3 competitions
Feb 2020
Injury: unknown
5 games missed
Jan 2020
Transfer: Ajax U21 → Stade Reims
19/20 · Transfer · €4.00m
Jan 2020
Transfer: FC Groningen → Ajax U21
19/20 · Return from loan
Jul 2019
19/20 — FC Groningen U21, FC Groningen, Stade Reims
22 matches · 12 G · 4 A · across 4 competitions
Jan 2019
Transfer: Ajax U21 → FC Groningen
18/19 · Loan
Oct 2018
Injury: unknown
1 games missed
Jul 2018
18/19 — Ajax Amsterdam, FC Groningen, Ajax Amsterdam U21
35 matches · 8 G · 1 A · across 5 competitions
Jul 2017
17/18 — Ajax Amsterdam, Ajax Amsterdam U21, Ajax Amsterdam UEFA U19
24 matches · 16 G · 0 A · across 3 competitions
Jul 2017
Transfer: Ajax U19 → Ajax U21
17/18 · Transfer
Mar 2017
Injury: unknown
10 games missed
Jul 2016
16/17 — Ajax Amsterdam U21, Ajax Amsterdam U19, Ajax Amsterdam UEFA U19
32 matches · 28 G · 5 A · across 5 competitions
Jul 2015
15/16 — Ajax Amsterdam U19, Ajax U18, Ajax Amsterdam UEFA U19
42 matches · 28 G · 5 A · across 7 competitions
Jul 2015
Transfer: Ajax U17 → Ajax U19
15/16 · Transfer
Jul 2014
14/15 — Ajax Amsterdam U17, Ajax Amsterdam U19, Ajax U18
7 matches · 2 G · 2 A · across 4 competitions
Jul 2014
Transfer: Ajax Youth → Ajax U17
14/15 · Transfer
Jul 2009
Transfer: WSV '30 Yth. → Ajax Youth
09/10 · Transfer
Jan 1970
Peak market value: €3.00m
Highest valuation recorded in dataset

Percentile rank vs 1196 other Attack - Centre-Forwards with ≥500 minutes in 24/25. Higher = better (except cards, where lower = better — inverted automatically).

Goals1 total · 0.17/90
18
Assists1 total · 0.17/90
44
G+A2 total · 0.34/90
21
Yellow cards1 total · 0.17/90
75
3,817 min
Minutes played by club
Fortuna Sittard 21.6%
Stade Reims 3.6%
Stade Reims B 0.0%
Heracles Almelo 9.4%
FC Groningen 19.1%
FC Groningen U21 1.0%
Ajax Amsterdam 0.0%
Ajax Amsterdam U21 9.7%
Ajax Amsterdam UEFA U19 11.9%
Ajax Amsterdam U19 11.2%
Ajax U18 12.5%
Ajax Amsterdam U17 0.0%
ClubSeasonsFirstLastMatchesGoalsAssistsMinutes
Fortuna Sittard 2 23/24 24/25 46 16 5 826
Stade Reims 4 19/20 22/23 47 3 2 136
Stade Reims B 1 22/23 22/23 1 0 1 0
Heracles Almelo 1 21/22 21/22 19 4 3 358
FC Groningen 2 18/19 19/20 37 10 4 730
FC Groningen U21 1 19/20 19/20 3 6 0 37
Ajax Amsterdam 2 17/18 18/19 3 0 0 0
Ajax Amsterdam U21 3 16/17 18/19 41 22 3 369
Ajax Amsterdam UEFA U19 3 15/16 17/18 17 11 0 455
Ajax Amsterdam U19 3 14/15 16/17 43 36 8 427
Ajax U18 2 14/15 15/16 16 9 0 479
Ajax Amsterdam U17 1 14/15 14/15 1 0 2 0

Career trajectory — goals, assists & market value

8€750K17€1.5M25€2.3M33€3M14/15 — 2 goals (Ajax U18)14/15 — 2 assists414/1515/16 — 28 goals (Ajax U18)15/16 — 5 assists3315/1616/17 — 28 goals (Ajax Amsterdam U21)16/17 — 5 assists3316/1717/18 — 16 goals (Ajax Amsterdam UEFA U19)1617/1818/19 — 8 goals (FC Groningen)18/19 — 1 assists918/1919/20 — 12 goals (FC Groningen)19/20 — 4 assists1619/2020/21 — 1 goals (Stade Reims)20/21 — 1 assists220/2121/22 — 4 goals (Heracles Almelo)21/22 — 3 assists721/2222/23 — 2 goals (Stade Reims)22/23 — 2 assists422/2323/24 — 15 goals (Fortuna Sittard)23/24 — 4 assists1923/2424/25 — 1 goals (Fortuna Sittard)24/25 — 1 assists224/2516/17 — €25K17/18 — €200K18/19 — €700K19/20 — €1.3M20/21 — €3M21/22 — €3M22/23 — €2.3M23/24 — €1.2M24/25 — €1.8MGoalsAssistsMarket value

Goals by season

14/15: 2214/1515/16: 282815/1616/17: 282816/1717/18: 161617/1818/19: 8818/1919/20: 121219/2020/21: 1120/2121/22: 4421/2222/23: 2222/2323/24: 151523/2424/25: 1124/25

Assists by season

14/15: 2214/1515/16: 5515/1616/17: 5516/1717/18: 0017/1818/19: 1118/1919/20: 4419/2020/21: 1120/2121/22: 3321/2222/23: 2222/2323/24: 4423/2424/25: 1124/25
SeasonCompetitionClubMatchesGoalsAssistsYCRCMinutes
24/25 Eredivisie Fortuna Sittard 11 1 1 1 0 532
23/24 Eredivisie Fortuna Sittard 31 12 4 4 0 183
23/24 KNVB Beker Fortuna Sittard 4 3 0 0 0 111
22/23 Coupe de France Stade Reims 3 2 1 0 0 46
22/23 Ligue 1 Stade Reims 14 0 0 0 0 0
22/23 National 2 - Grp. B Stade Reims B 1 0 1 0 0 0
21/22 Eredivisie Heracles Almelo 18 4 3 2 0 358
21/22 KNVB Beker Heracles Almelo 1 0 0 0 0 0
21/22 Ligue 1 Stade Reims 2 0 0 0 0 0
20/21 Coupe de France Stade Reims 1 1 0 0 0 90
20/21 Europa League Qualifying Stade Reims 2 0 0 0 0 0
20/21 Ligue 1 Stade Reims 24 0 1 2 0 0
19/20 Beloften Preliminary Round FC Groningen U21 3 6 0 0 0 37
19/20 Eredivisie FC Groningen 16 6 3 0 0 174
19/20 KNVB Beker FC Groningen 2 0 1 1 0 0
19/20 Ligue 1 Stade Reims 1 0 0 0 0 0
18/19 Champions League Qu. Ajax Amsterdam 1 0 0 0 0 0
18/19 Eredivisie Ajax Amsterdam 2 0 0 0 0 0
18/19 Eredivisie FC Groningen 17 3 0 1 0 396
18/19 Keuken Kampioen Divisie Ajax Amsterdam U21 13 4 1 0 0 191
18/19 KNVB Beker Ajax Amsterdam 0 0 0 0 0 0
18/19 Play-Offs Conference League FC Groningen 2 1 0 0 0 160
17/18 Eredivisie Ajax Amsterdam 0 0 0 0 0 0
17/18 Jupiler League Ajax Amsterdam U21 20 14 0 1 0 65
17/18 UEFA Youth League Ajax Amsterdam UEFA U19 4 2 0 0 0 174
16/17 Jupiler League Ajax Amsterdam U21 8 4 2 0 0 113
16/17 U19 Cup NL Ajax Amsterdam U19 1 1 1 0 0 58
16/17 U19 Div. 1 Fall Ajax Amsterdam U19 12 12 2 0 0 72
16/17 U19 Div. 1 Spring Ajax Amsterdam U19 4 3 0 0 0 111
16/17 UEFA Youth League Ajax Amsterdam UEFA U19 7 8 0 0 0 77
15/16 Play-Off U18 Eredivisie Ajax Amsterdam U19 1 0 0 0 0 0
15/16 U19 Cup NL Ajax Amsterdam U19 2 4 0 0 0 38
15/16 U19 Cup NL Ajax U18 2 2 0 0 0 45
15/16 U19 Div. 1 Fall Ajax Amsterdam U19 10 10 2 0 0 51
15/16 U19 Div. 1 Spring Ajax Amsterdam U19 13 6 3 0 0 97
15/16 U19 Div. 2 Fall Ajax U18 5 2 0 0 0 211
15/16 U19 Div. 2 Spring Ajax U18 3 3 0 0 0 65
15/16 UEFA Youth League Ajax Amsterdam UEFA U19 6 1 0 0 0 204
14/15 Prelim. U17 Ajax Amsterdam U17 1 0 2 0 0 0
14/15 U19 Div. 1 Spring Ajax Amsterdam U19 0 0 0 0 0 0
14/15 U19 Div. 2 Fall Ajax U18 1 0 0 0 0 0
14/15 U19 Div. 2 Spring Ajax U18 5 2 0 0 0 158
SeasonDateFromToTypeMarket valueFee
09/10 2009-07-01 WSV '30 Yth. Ajax Youth Transfer 0
14/15 2014-07-01 Ajax Youth Ajax U17 Transfer 0
15/16 2015-07-01 Ajax U17 Ajax U19 Transfer 0
17/18 2017-07-01 Ajax U19 Ajax U21 Transfer 200000
18/19 2019-01-01 Ajax U21 FC Groningen Loan 700000
19/20 2020-01-30 FC Groningen Ajax U21 Return from loan 1000000
19/20 2020-01-31 Ajax U21 Stade Reims Transfer 1000000 €4.00m
21/22 2021-08-31 Stade Reims Heracles Almelo Loan 3000000
21/22 2022-06-30 Heracles Almelo Stade Reims Return from loan 2300000
23/24 2023-08-02 Stade Reims Fortuna Sittard Transfer 1200000 €500k
SeasonInjuryFromToDays missedGames missed
16/17 Knee problems 2017-03-28 2017-06-18 83 10
18/19 Ill 2018-10-04 2018-10-06 3 1
19/20 Hamstring injury 2020-02-06 2020-03-14 38 5
20/21 Thigh problems 2020-09-11 2020-09-14 4 1
21/22 Thigh problems 2021-08-20 2021-08-30 11 2
21/22 unknown injury 2022-01-13 2022-01-20 8 1
21/22 Cruciate ligament tear 2022-02-11 2023-01-01 325 31
23/24 Thigh problems 2023-08-01 2023-08-17 17 1
23/24 Cruciate ligament injury 2024-05-03 2025-02-24 298 28
25/26 unknown injury 2025-07-04 71 3
Current€1.30m
Peak€3.00m
Low€25k
Δ since start+€1.28m
€25k€769k€1.51m€2.26m€3.00m197019701970
DateValue
Jan 1, 1970 €1.30m
Jan 1, 1970 €1.50m
Jan 1, 1970 €1.80m
Jan 1, 1970 €1.80m
Jan 1, 1970 €1.80m
Jan 1, 1970 €1.20m
Jan 1, 1970 €1.20m
Jan 1, 1970 €2.30m
Jan 1, 1970 €1.50m
Jan 1, 1970 €2.30m
Jan 1, 1970 €3.00m
Jan 1, 1970 €3.00m
Jan 1, 1970 €2.70m
Jan 1, 1970 €3.00m
Jan 1, 1970 €1.25m
Jan 1, 1970 €1.00m
Jan 1, 1970 €1.25m
Jan 1, 1970 €700k
Jan 1, 1970 €350k
Jan 1, 1970 €250k
Jan 1, 1970 €700k
Jan 1, 1970 €200k
Jan 1, 1970 €100k
Jan 1, 1970 €25k

No national team data.

TeammatePPG played withJoint goalsMinutes
Marshall Munetsi 1 0 780
Yunis Abdelhamid 1 0 0
Deroy Duarte 1 0 0
Iñigo Córdoba 1 1 0
Mike te Wierik 2 0 0
Mitchell Dijks 1 1 0
Sergio Padt 2 0 0
Loreintz Rosier 1 0 0
Danilho Doekhi 2 1 0
Noussair Mazraoui 2 2 0
Jeffrey de Lange 2 0 0
Thomas Foket 1 0 0
Dani de Wit 2 5 0
Noa Lang 2 4 0
Mitchel Bakker 2 1 0
Rodrigo Guth 1 3 0
Matthijs de Ligt 2 0 0
Navajo Bakboord 2 1 0
Ché Nunnely 2 7 0
Leon Bergsma 2 0 0

Single-season peaks across competitions in this player's career.

Top goalscoring seasons

SeasonCompetitionClubGoalsMatches
17/18 Jupiler League Ajax Amsterdam U21 14 20
23/24 Eredivisie Fortuna Sittard 12 31
16/17 U19 Div. 1 Fall Ajax Amsterdam U19 12 12

Top assist seasons

SeasonCompetitionClubAssistsMatches
23/24 Eredivisie Fortuna Sittard 4 31
15/16 U19 Div. 1 Spring Ajax Amsterdam U19 3 13
21/22 Eredivisie Heracles Almelo 3 18

Every loan spell across this player's career.

SeasonDateFromToTypeFeeValue at transfer
21/22 2022-06-30 Heracles Almelo Stade Reims Return from loan €2.30m
21/22 2021-08-31 Stade Reims Heracles Almelo Loan €3.00m
19/20 2020-01-30 FC Groningen Ajax U21 Return from loan €1.00m
18/19 2019-01-01 Ajax U21 FC Groningen Loan €700k

Last 50 matches for Fortuna Sittard while Kaj Sierhuis was at the club (joined 2023-08-02). The Availability column cross-references our injury database — matches inside a known injury window are flagged INJURED. Per-match goal attribution requires a paid feed (FBref/Sofascore) and isn't wired up yet.

DateCompHomeScoreAwayAvailability
2026-05-17 NL1 FC Utrecht Fortuna Sittard TIMED
2026-05-10 NL1 Fortuna Sittard 3–2 PEC Zwolle Available
2026-05-10 NL1 Fortuna Sittard 3–2 PEC Zwolle Available
2026-05-03 NL1 Fortuna Sittard 1–2 Feyenoord Rotterdam Available
2026-05-03 NL1 Fortuna Sittard 1–2 Feyenoord Rotterdam Available
2026-04-25 NL1 SC Heerenveen 2–1 Fortuna Sittard Available
2026-04-25 NL1 SC Heerenveen 2–1 Fortuna Sittard Available
2026-04-12 NL1 Fortuna Sittard 1–1 NAC Breda Available
2026-04-04 NL1 AZ 2–0 Fortuna Sittard Available
2026-03-21 NL1 Fortuna Sittard 1–2 FC Twente '65 Available
2026-03-14 NL1 FC Volendam 1–2 Fortuna Sittard Available
2026-03-08 NL1 Fortuna Sittard 1–4 Telstar 1963 Available
2026-02-28 NL1 NEC 2–3 Fortuna Sittard Available
2026-02-20 NL1 Fortuna Sittard 2–1 SBV Excelsior Available
2026-02-14 NL1 AFC Ajax 4–1 Fortuna Sittard Available
2026-02-07 NL1 Fortuna Sittard 2–2 Sparta Rotterdam Available
2026-02-01 NL1 Heracles Almelo 2–1 Fortuna Sittard Available
2026-01-25 NL1 FC Groningen 1–2 Fortuna Sittard Available
2026-01-17 NL1 Fortuna Sittard 1–2 PSV Available
2026-01-11 NL1 Go Ahead Eagles 2–2 Fortuna Sittard Available
2025-12-21 NL1 Fortuna Sittard 4–3 AZ Available
2025-12-13 NL1 PEC Zwolle 1–0 Fortuna Sittard Available
2025-12-06 NL1 Fortuna Sittard 1–3 AFC Ajax Available
2025-11-29 NL1 Fortuna Sittard 1–1 Heracles Almelo Available
2025-11-22 NL1 Sparta Rotterdam 1–1 Fortuna Sittard Available
2025-11-08 NL1 Fortuna Sittard 2–0 SC Heerenveen Available
2025-10-31 NL1 PSV 5–2 Fortuna Sittard Available
2025-10-25 NL1 Fortuna Sittard 1–2 FC Groningen Available
2025-10-19 NL1 SBV Excelsior 1–0 Fortuna Sittard Available
2025-10-04 NL1 Fortuna Sittard 1–0 FC Volendam Available
2025-09-26 NL1 FC Twente '65 3–2 Fortuna Sittard Available
2025-09-20 NL1 Fortuna Sittard 1–0 FC Utrecht Available
2025-09-17 NL1 Feyenoord Rotterdam 2–0 Fortuna Sittard Available
2025-09-14 NL1 Telstar 1963 1–3 Fortuna Sittard Available
2025-08-31 NL1 Fortuna Sittard 3–2 NEC Available
2025-08-17 NL1 NAC Breda 2–1 Fortuna Sittard Available
2025-08-08 NL1 Fortuna Sittard 2–2 Go Ahead Eagles Available
2025-05-18 NL1 Fortuna Sittard 0–0 FC Utrecht Available
2025-05-14 NL1 Almere City FC 1–1 Fortuna Sittard Available
2025-05-10 NL1 Fortuna Sittard 1–0 NAC Breda Available
2025-05-03 NL1 PSV 4–1 Fortuna Sittard Available
2025-04-27 NL1 Fortuna Sittard 1–0 Willem II Tilburg Available
2025-04-12 NL1 Fortuna Sittard 0–2 Feyenoord Rotterdam Available
2025-04-05 NL1 FC Twente '65 1–1 Fortuna Sittard Available
2025-03-29 NL1 Fortuna Sittard 0–3 Sparta Rotterdam Available
2025-03-16 NL1 FC Groningen 1–0 Fortuna Sittard Available
2025-03-08 NL1 Fortuna Sittard 1–0 Heracles Almelo Available
2025-02-28 NL1 RKC Waalwijk 1–2 Fortuna Sittard Available
2025-02-23 NL1 AZ 1–0 Fortuna Sittard INJURED Cruciate ligament injury
2025-02-09 NL1 Fortuna Sittard 0–2 AFC Ajax INJURED Cruciate ligament injury

Teams faced most often by Kaj Sierhuis's clubs during seasons he played in those competitions (team-level results, not personal head-to-head goals — see disclaimer above).

OpponentPWDLGFGAGDWin %
AFC Ajax 37 4 5 28 28 105 -77 11%
PEC Zwolle 37 11 7 19 44 60 -16 30%
FC Utrecht 36 6 12 18 37 59 -22 17%
Willem II 32 12 9 11 47 49 -2 38%
Sparta Rotterdam 31 7 11 13 28 44 -16 23%
RKC Waalwijk 30 14 5 11 46 46 0 47%
sc Heerenveen 27 9 6 12 34 43 -9 33%
Feyenoord 27 3 8 16 24 51 -27 11%
Vitesse 27 8 5 14 30 51 -21 30%
AZ Alkmaar 26 4 4 18 25 55 -30 15%
VVV-Venlo 26 16 3 7 55 34 +21 62%
FC Emmen 26 10 9 7 37 23 +14 38%

Auto-detected milestones based on cumulative career totals.

Season / YearMilestoneDate
14/15 Senior debut season
14/15 First senior goal
16/17 Goal #50 (career)
22/23 Goal #100 (career)

Yellow / second-yellow / red cards per season. Only seasons with at least one card are shown.

SeasonMatchesMinsYC2nd YCRCCards / 90′
24/25 11 532 1 0 0 0.17
23/24 35 294 4 0 0 1.22
21/22 21 358 2 0 0 0.5
20/21 27 90 2 0 0 2
19/20 22 211 1 0 0 0.43
18/19 35 747 1 0 0 0.12
17/18 24 239 1 1 0 0.75

Output by competition

Career goals and assists broken down by tournament.

Eredivisie
95 apps
26 G
11 A
U19 Div. 1 Fall
22 apps
22 G
4 A
Keuken Kampioen Divisie
41 apps
22 G
3 A
UEFA Youth League
17 apps
11 G
0 A
U19 Div. 1 Spring
17 apps
9 G
3 A
U19 Cup NL
5 apps
7 G
1 A
Beloften Preliminary Round
3 apps
6 G
0 A
U19 Div. 2 Spring
8 apps
5 G
0 A
KNVB Beker
7 apps
3 G
1 A
Coupe de France
4 apps
3 G
1 A

Frequently asked about Kaj Sierhuis

Who is Kaj Sierhuis?

Kaj Sierhuis is a Netherlands professional footballer who plays as a centre-forward for Fortuna Sittard.

How old is Kaj Sierhuis?

Kaj Sierhuis is 28 years old. He was born on April 27, 1998 in Athen.

What position does Kaj Sierhuis play?

Kaj Sierhuis plays as a centre-forward (Attack - Centre-Forward).

What club does Kaj Sierhuis play for?

Kaj Sierhuis currently plays for Fortuna Sittard.

How many career goals has Kaj Sierhuis scored?

Across all senior club competitions in our dataset, Kaj Sierhuis has scored 117 goals in 274 appearances.

What is Kaj Sierhuis's market value?

Kaj Sierhuis's most recent reported market value is €1.30m.