Grego Sierra
Defender - Centre-Back
at Burgos CF
at Burgos CF
488 days · joined 2025-01-21
👕200+ Apps
Market value
€700k
Centre-Back Defender
Career snapshot
9
clubs played for
10/11
debut season
0.04
goals / match
Burgos CF
top club · 109 apps
Career highs
€700k
peak value · 2023
—
top transfer fee
3
best season · 21/22
—
int'l / penalties
Born the same day
Shares 1993-03-05 · 6 players total
273Appearances
10Goals
1Assists
87Yellow cards
3Red cards
99Full matches (90′)
| Full name | Grego Sierra |
|---|---|
| Name in home country | Gregorio Sierra Pérez |
| Date of birth | 1993-03-05 (33 yrs) |
| Place of birth | Murcia, Spain |
| Citizenship |  Spain |
| Position | Defender - Centre-Back (main: Defender) |
| Foot | left |
| Height | 186.00 m |
| Current club | Burgos CF |
| Joined | 2025-01-21 |
| Contract expires | 2026-06-30 |
| Agent | Aclama |
Jul 2025
25/26 — Burgos CF
4 matches · 0 G · 1 A · across 1 competition
Jan 2025
Transfer: CS U Craiova → Burgos CF
24/25 · Transfer
Jul 2024
Transfer: Burgos CF → CS U Craiova
24/25 · Transfer
Jul 2024
24/25 — Burgos CF, CS Universitatea Craiova
29 matches · 1 G · 0 A · across 4 competitions
Jul 2023
23/24 — Burgos CF
35 matches · 2 G · 0 A · across 2 competitions
Jul 2022
22/23 — Burgos CF
26 matches · 1 G · 0 A · across 2 competitions
Mar 2022
Injury: unknown
3 games missed
Jul 2021
Transfer: CE Sabadell → Burgos CF
21/22 · Transfer
Jul 2021
21/22 — Burgos CF
26 matches · 3 G · 0 A · across 2 competitions
Jul 2020
20/21 — CE Sabadell FC
35 matches · 0 G · 0 A · across 2 competitions
Jul 2019
Transfer: UCAM Murcia → CE Sabadell
19/20 · Transfer
Jul 2019
19/20 — CE Sabadell FC
29 matches · 1 G · 0 A · across 2 competitions
Jan 2019
Transfer: CD Numancia → UCAM Murcia
18/19 · Transfer
Jul 2018
18/19 — UCAM Murcia CF, CD Numancia
13 matches · 0 G · 0 A · across 3 competitions
Jul 2017
17/18 — CD Numancia
10 matches · 0 G · 0 A · across 2 competitions
Jul 2017
Transfer: Valencia B → CD Numancia
17/18 · Transfer
Jul 2016
Transfer: Lorca FC → Valencia B
16/17 · Transfer
Jul 2016
16/17 — Valencia Mestalla
39 matches · 2 G · 0 A · across 2 competitions
Jul 2015
Transfer: Murcia Imperial → La Hoya Lorca
15/16 · Transfer
Jul 2015
15/16 — La Hoya Lorca CF
23 matches · 0 G · 0 A · across 1 competition
Jul 2014
Transfer: Mar Menor CF → Murcia Imperial
14/15 · Transfer
Jan 2014
Transfer: SD Noja → Mar Menor CF
13/14 · Transfer
Jul 2013
Transfer: Atl. Madrid C → SD Noja
13/14 · Transfer
Jul 2013
13/14 — SD Noja
4 matches · 0 G · 0 A · across 1 competition
Jul 2012
Transfer: Murcia Imperial → Atl. Madrid C
12/13 · Transfer
Jul 2011
Transfer: Murcia U19 → Murcia Imperial
11/12 · Transfer
Jul 2010
10/11 — Real Murcia CF
0 matches · 0 G · 0 A · across 1 competition
Jan 1970
Peak market value: €700k
Highest valuation recorded in dataset
Minutes played by club
Burgos CF
39.5%
CS Universitatea Craiova
1.0%
CE Sabadell FC
26.3%
CD Numancia
0.0%
UCAM Murcia CF
0.0%
Valencia Mestalla
33.2%
La Hoya Lorca CF
0.0%
SD Noja
0.0%
Real Murcia CF
0.0%
| Club | Seasons | First | Last | Matches | Goals | Assists | Minutes |
|---|---|---|---|---|---|---|---|
| Burgos CF | 5 | 21/22 | 25/26 | 109 | 6 | 1 | 3,510 |
| CS Universitatea Craiova | 1 | 24/25 | 24/25 | 11 | 1 | 0 | 90 |
| CE Sabadell FC | 2 | 19/20 | 20/21 | 64 | 1 | 0 | 2,340 |
| CD Numancia | 2 | 17/18 | 18/19 | 13 | 0 | 0 | 0 |
| UCAM Murcia CF | 1 | 18/19 | 18/19 | 10 | 0 | 0 | 0 |
| Valencia Mestalla | 1 | 16/17 | 16/17 | 39 | 2 | 0 | 2,948 |
| La Hoya Lorca CF | 1 | 15/16 | 15/16 | 23 | 0 | 0 | 0 |
| SD Noja | 1 | 13/14 | 13/14 | 4 | 0 | 0 | 0 |
| Real Murcia CF | 1 | 10/11 | 10/11 | 0 | 0 | 0 | 0 |
Career trajectory — goals, assists & market value
Goals by season
Assists by season
| Season | Competition | Club | Matches | Goals | Assists | YC | RC | Minutes |
|---|---|---|---|---|---|---|---|---|
| 25/26 | LaLiga2 | Burgos CF | 4 | 0 | 1 | 0 | 0 | 0 |
| 24/25 | LaLiga2 | Burgos CF | 18 | 0 | 0 | 4 | 1 | 0 |
| 24/25 | Romanian Cup | CS Universitatea Craiova | 2 | 0 | 0 | 1 | 0 | 0 |
| 24/25 | SuperLiga | CS Universitatea Craiova | 8 | 0 | 0 | 1 | 0 | 0 |
| 24/25 | UECL Qualifiers | CS Universitatea Craiova | 1 | 1 | 0 | 0 | 0 | 90 |
| 23/24 | 2ª División | Burgos CF | 32 | 2 | 0 | 6 | 0 | 983 |
| 23/24 | Copa del Rey | Burgos CF | 3 | 0 | 0 | 0 | 0 | 0 |
| 22/23 | 2ª División | Burgos CF | 25 | 1 | 0 | 13 | 0 | 1,837 |
| 22/23 | Copa del Rey | Burgos CF | 1 | 0 | 0 | 0 | 0 | 0 |
| 21/22 | 2ª División | Burgos CF | 26 | 3 | 0 | 9 | 1 | 690 |
| 21/22 | Copa del Rey | Burgos CF | 0 | 0 | 0 | 0 | 0 | 0 |
| 20/21 | 2ª División | CE Sabadell FC | 34 | 0 | 0 | 9 | 1 | 0 |
| 20/21 | Copa del Rey | CE Sabadell FC | 1 | 0 | 0 | 0 | 0 | 0 |
| 19/20 | 2ª B - Grupo III | CE Sabadell FC | 26 | 1 | 0 | 12 | 0 | 2,340 |
| 19/20 | Ascenso LaLiga2 | CE Sabadell FC | 3 | 0 | 0 | 2 | 0 | 0 |
| 18/19 | 2ª B - Grupo IV | UCAM Murcia CF | 10 | 0 | 0 | 6 | 0 | 0 |
| 18/19 | 2ª División | CD Numancia | 2 | 0 | 0 | 1 | 0 | 0 |
| 18/19 | Copa del Rey | CD Numancia | 1 | 0 | 0 | 0 | 0 | 0 |
| 17/18 | 2ª División | CD Numancia | 5 | 0 | 0 | 1 | 0 | 0 |
| 17/18 | Copa del Rey | CD Numancia | 5 | 0 | 0 | 1 | 0 | 0 |
| 16/17 | 2ª B - Grupo III | Valencia Mestalla | 33 | 1 | 0 | 13 | 0 | 2,445 |
| 16/17 | Ascenso a 2ª | Valencia Mestalla | 6 | 1 | 0 | 2 | 0 | 503 |
| 15/16 | 2ª B - Grupo IV | La Hoya Lorca CF | 23 | 0 | 0 | 4 | 0 | 0 |
| 13/14 | 2ª B - Grupo I | SD Noja | 4 | 0 | 0 | 2 | 0 | 0 |
| 10/11 | 2ª B - Grupo IV | Real Murcia CF | 0 | 0 | 0 | 0 | 0 | 0 |
| Season | Date | From | To | Type | Market value | Fee |
|---|---|---|---|---|---|---|
| 11/12 | 2011-07-01 | Murcia U19 | Murcia Imperial | Transfer | 0 | — |
| 12/13 | 2012-07-01 | Murcia Imperial | Atl. Madrid C | Transfer | 0 | — |
| 13/14 | 2013-07-30 | Atl. Madrid C | SD Noja | Transfer | 0 | — |
| 13/14 | 2014-01-15 | SD Noja | Mar Menor CF | Transfer | 0 | — |
| 14/15 | 2014-07-01 | Mar Menor CF | Murcia Imperial | Transfer | 0 | — |
| 15/16 | 2015-07-10 | Murcia Imperial | La Hoya Lorca | Transfer | 0 | — |
| 16/17 | 2016-07-14 | Lorca FC | Valencia B | Transfer | 0 | — |
| 17/18 | 2017-07-01 | Valencia B | CD Numancia | Transfer | 250000 | — |
| 18/19 | 2019-01-23 | CD Numancia | UCAM Murcia | Transfer | 300000 | — |
| 19/20 | 2019-07-15 | UCAM Murcia | CE Sabadell | Transfer | 200000 | — |
| 21/22 | 2021-07-06 | CE Sabadell | Burgos CF | Transfer | 400000 | — |
| 24/25 | 2024-07-03 | Burgos CF | CS U Craiova | Transfer | 700000 | — |
| 24/25 | 2025-01-21 | CS U Craiova | Burgos CF | Transfer | 700000 | — |
| Season | Injury | From | To | Days missed | Games missed |
|---|---|---|---|---|---|
| 21/22 | Muscle injury | 2022-03-08 | 2022-04-01 | 25 | 3 |
Current€700k
Peak€700k
Low€200k
Δ since start+€500k
| Date | Value |
|---|---|
| Jan 1, 1970 | €700k |
| Jan 1, 1970 | €700k |
| Jan 1, 1970 | €700k |
| Jan 1, 1970 | €700k |
| Jan 1, 1970 | €500k |
| Jan 1, 1970 | €500k |
| Jan 1, 1970 | €400k |
| Jan 1, 1970 | €400k |
| Jan 1, 1970 | €400k |
| Jan 1, 1970 | €400k |
| Jan 1, 1970 | €250k |
| Jan 1, 1970 | €300k |
| Jan 1, 1970 | €200k |
| Jan 1, 1970 | €200k |
| Jan 1, 1970 | €300k |
| Jan 1, 1970 | €300k |
| Jan 1, 1970 | €250k |
| Jan 1, 1970 | €250k |
| Jan 1, 1970 | €300k |
| Jan 1, 1970 | €300k |
| Jan 1, 1970 | €200k |
No national team data.
| Teammate | PPG played with | Joint goals | Minutes |
|---|---|---|---|
| Unai Elgezabal | 1 | 1 | 0 |
| José Antonio Caro | 2 | 0 | 0 |
| Mumo Muñoz | 1 | 0 | 0 |
| José Matos | 1 | 0 | 0 |
| Ian Mackay | 1 | 0 | 0 |
| Óscar Rubio | 2 | 0 | 0 |
| Álex Bermejo | 1 | 0 | 0 |
| Josu Ozkoidi | 2 | 0 | 0 |
| Néstor Querol | 2 | 0 | 0 |
| Álex Sancris | 2 | 0 | 0 |
| Dani Ojeda | 2 | 0 | 0 |
| Edu Espiau | 2 | 0 | 0 |
| Aarón Rey | 2 | 0 | 0 |
| Pedro Capó | 2 | 0 | 0 |
| Nacho Vidal | 2 | 0 | 0 |
Single-season peaks across competitions in this player's career.
Top goalscoring seasons
| Season | Competition | Club | Goals | Matches |
|---|---|---|---|---|
| 21/22 | 2ª División | Burgos CF | 3 | 26 |
| 23/24 | 2ª División | Burgos CF | 2 | 32 |
| 19/20 | 2ª B - Grupo III | CE Sabadell FC | 1 | 26 |
Top assist seasons
| Season | Competition | Club | Assists | Matches |
|---|---|---|---|---|
| 25/26 | LaLiga2 | Burgos CF | 1 | 4 |
Last 30 matches for Burgos CF while Grego Sierra was at the club (joined 2025-01-21). 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.
| Date | Comp | Home | Score | Away | Availability |
|---|---|---|---|---|---|
| 2025-11-01 | ES2 |
CD Leganés | 1–2 | Burgos CF | Available |
| 2025-10-25 | ES2 |
Burgos CF | 1–0 | Real Sociedad B | Available |
| 2025-10-20 | ES2 |
Cádiz CF | 1–3 | Burgos CF | Available |
| 2025-10-12 | ES2 |
Burgos CF | 0–1 | Real Valladolid | Available |
| 2025-10-04 | ES2 |
SD Huesca | 2–1 | Burgos CF | Available |
| 2025-09-28 | ES2 |
Burgos CF | 2–1 | Málaga CF | Available |
| 2025-09-22 | ES2 |
Burgos CF | 1–1 | Granada CF | Available |
| 2025-09-14 | ES2 |
Sporting Gijón | 2–3 | Burgos CF | Available |
| 2025-09-07 | ES2 |
Burgos CF | 0–0 | UD Las Palmas | Available |
| 2025-08-31 | ES2 |
FC Andorra | 2–1 | Burgos CF | Available |
| 2025-08-24 | ES2 |
Deportivo La Coruña | 0–0 | Burgos CF | Available |
| 2025-08-15 | ES2 |
Burgos CF | 5–1 | Cultural Leonesa | Available |
| 2025-05-25 | ES2 |
Burgos CF | 2–3 | Levante UD | Available |
| 2025-05-17 | ES2 |
SD Eibar | 1–0 | Burgos CF | Available |
| 2025-05-10 | ES2 |
Burgos CF | 3–2 | Córdoba CF | Available |
| 2025-05-03 | ES2 |
Burgos CF | 0–1 | Elche CF | Available |
| 2025-04-26 | ES2 |
CD Mirandés | 2–1 | Burgos CF | Available |
| 2025-04-19 | ES2 |
Burgos CF | 2–2 | Cádiz CF | Available |
| 2025-04-12 | ES2 |
CD Tenerife | 0–0 | Burgos CF | Available |
| 2025-04-06 | ES2 |
Burgos CF | 2–1 | SD Huesca | Available |
| 2025-03-29 | ES2 |
CD Eldense | 0–0 | Burgos CF | Available |
| 2025-03-21 | ES2 |
Burgos CF | 3–1 | UD Almería | Available |
| 2025-03-15 | ES2 |
FC Cartagena | 0–1 | Burgos CF | Available |
| 2025-03-10 | ES2 |
Burgos CF | 1–0 | Albacete | Available |
| 2025-03-05 | ES2 |
Racing Ferrol | 0–1 | Burgos CF | Available |
| 2025-03-01 | ES2 |
CD Castellón | 2–1 | Burgos CF | Available |
| 2025-02-22 | ES2 |
Burgos CF | 1–2 | Real Oviedo | Available |
| 2025-02-16 | ES2 |
Real Zaragoza | 0–1 | Burgos CF | Available |
| 2025-02-09 | ES2 |
Burgos CF | 2–1 | Racing Santander | Available |
| 2025-02-01 | ES2 |
Sporting Gijón | 2–0 | Burgos CF | Available |
Teams faced most often by Grego Sierra's clubs during seasons he played in those competitions (team-level results, not personal head-to-head goals — see disclaimer above).
| Opponent | P | W | D | L | GF | GA | GD | Win % |
|---|---|---|---|---|---|---|---|---|
| CFR Cluj | 9 | 3 | 3 | 3 | 9 | 10 | -1 | 33% |
| Rapid Bucureşti | 8 | 3 | 2 | 3 | 9 | 10 | -1 | 38% |
| Sporting Gijón | 8 | 1 | 3 | 4 | 2 | 7 | -5 | 13% |
| FCSB | 8 | 1 | 2 | 5 | 3 | 11 | -8 | 13% |
| CD Mirandés | 8 | 2 | 1 | 5 | 7 | 11 | -4 | 25% |
| Real Zaragoza | 8 | 3 | 4 | 1 | 8 | 5 | +3 | 38% |
| SD Eibar | 8 | 3 | 0 | 5 | 4 | 7 | -3 | 38% |
| FC Cartagena | 8 | 5 | 2 | 1 | 12 | 3 | +9 | 63% |
| SD Huesca | 8 | 3 | 2 | 3 | 9 | 10 | -1 | 38% |
| Real Oviedo | 8 | 3 | 1 | 4 | 7 | 12 | -5 | 38% |
| CD Tenerife | 8 | 2 | 2 | 4 | 5 | 10 | -5 | 25% |
| Universitatea Cluj | 7 | 2 | 4 | 1 | 10 | 7 | +3 | 29% |
Auto-detected milestones based on cumulative career totals.
| Season / Year | Milestone | Date |
|---|---|---|
| 16/17 | First senior goal |
Yellow / second-yellow / red cards per season. Only seasons with at least one card are shown.
| Season | Matches | Mins | YC | 2nd YC | RC | Cards / 90′ |
|---|---|---|---|---|---|---|
| 24/25 | 29 | 90 | 6 | 0 | 1 | 7 |
| 23/24 | 35 | 983 | 6 | 0 | 0 | 0.55 |
| 22/23 | 26 | 1,837 | 13 | 0 | 0 | 0.64 |
| 21/22 | 26 | 690 | 9 | 0 | 1 | 1.3 |
| 20/21 | 35 | 0 | 9 | 0 | 1 | 0 |
| 19/20 | 29 | 2,340 | 14 | 0 | 0 | 0.54 |
| 18/19 | 13 | 0 | 7 | 0 | 0 | 0 |
| 17/18 | 10 | 0 | 2 | 0 | 0 | 0 |
| 16/17 | 39 | 2,948 | 15 | 1 | 0 | 0.49 |
| 15/16 | 23 | 0 | 4 | 1 | 0 | 0 |
| 13/14 | 4 | 0 | 2 | 0 | 0 | 0 |
Output by competition
Career goals and assists broken down by tournament.
LaLiga2
146 apps
6 G
1 A
2ª B - Grupo III
59 apps
2 G
0 A
UECL Qualifiers
1 apps
1 G
0 A
Ascenso LaLiga2
9 apps
1 G
0 A
SuperLiga
8 apps
0 G
0 A
Copa del Rey
11 apps
0 G
0 A
2ª B - Grupo IV
33 apps
0 G
0 A
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Frequently asked about Grego Sierra
Who is Grego Sierra?
Grego Sierra is a Spain professional footballer who plays as a centre-back for Burgos CF.
How old is Grego Sierra?
Grego Sierra is 33 years old. He was born on March 5, 1993 in Murcia.
What position does Grego Sierra play?
Grego Sierra plays as a centre-back (Defender - Centre-Back).
What club does Grego Sierra play for?
Grego Sierra currently plays for Burgos CF.
How many career goals has Grego Sierra scored?
Across all senior club competitions in our dataset, Grego Sierra has scored 10 goals in 273 appearances.
What is Grego Sierra's market value?
Grego Sierra's most recent reported market value is €700k.