Isaac Cossier
Career snapshot
Career highs
Born the same day
Shares 2006-11-30 · 6 players total
| Full name | Isaac Cossier |
|---|---|
| Date of birth | 2006-11-30 (19 yrs) |
| Place of birth | Clichy-sous-Bois, France |
| Citizenship |  France |
| Position | Defender - Centre-Back (main: Defender) |
| Foot | left |
| Height | 193.00 m |
| Current club | Le Mans FC |
| On loan from | ↩ LOSC Lille parent contract: 2027-06-30 |
| Joined | 2025-09-01 |
| Contract expires | 2026-06-30 |
| Club | Seasons | First | Last | Matches | Goals | Assists | Minutes |
|---|---|---|---|---|---|---|---|
| LOSC Lille | 2 | 24/25 | 25/26 | 0 | 0 | 0 | 0 |
| LOSC Lille B | 2 | 24/25 | 25/26 | 17 | 1 | 0 | 1,310 |
| LOSC Lille U19 | 4 | 21/22 | 24/25 | 39 | 2 | 0 | 615 |
| LOSC Lille UEFA U19 | 1 | 24/25 | 24/25 | 5 | 1 | 0 | 422 |
Career trajectory — goals, assists & market value
Goals by season
Assists by season
| Season | Competition | Club | Matches | Goals | Assists | YC | RC | Minutes |
|---|---|---|---|---|---|---|---|---|
| 25/26 | Ligue 1 | LOSC Lille | 0 | 0 | 0 | 0 | 0 | 0 |
| 25/26 | National 3 - Grp. E | LOSC Lille B | 1 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | Champions League | LOSC Lille | 0 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | Coupe de France | LOSC Lille | 0 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | Ligue 1 | LOSC Lille | 0 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | National 3 - Grp. E | LOSC Lille B | 16 | 1 | 0 | 1 | 0 | 1,310 |
| 24/25 | National U19 - Grp. A | LOSC Lille U19 | 3 | 0 | 0 | 0 | 0 | 0 |
| 24/25 | UEFA Youth League | LOSC Lille UEFA U19 | 5 | 1 | 0 | 1 | 0 | 422 |
| 23/24 | Coupe Gambardella | LOSC Lille U19 | 2 | 0 | 0 | 0 | 0 | 0 |
| 23/24 | National U19 - Grp. A | LOSC Lille U19 | 15 | 2 | 0 | 2 | 0 | 615 |
| 23/24 | National U19 - Phase finale | LOSC Lille U19 | 1 | 0 | 0 | 0 | 0 | 0 |
| 22/23 | Coupe Gambardella | LOSC Lille U19 | 0 | 0 | 0 | 0 | 0 | 0 |
| 22/23 | National U19 - Grp. A | LOSC Lille U19 | 14 | 0 | 0 | 1 | 0 | 0 |
| 21/22 | National U19 - Grp. A | LOSC Lille U19 | 4 | 0 | 0 | 0 | 0 | 0 |
| Season | Date | From | To | Type | Market value | Fee |
|---|---|---|---|---|---|---|
| 21/22 | 2022-01-01 | JA Drancy U17 | LOSC Lille U19 | Transfer | 0 | — |
| 24/25 | 2024-07-01 | LOSC Lille U19 | LOSC Lille B | Transfer | 0 | — |
| 25/26 | 2025-07-01 | LOSC Lille B | LOSC Lille | Transfer | 0 | — |
| 25/26 | 2025-09-01 | LOSC Lille | Le Mans FC | Loan | 0 | — |
| 25/26 | 2026-06-30 | Le Mans FC | LOSC Lille | Return from loan | 0 | — |
No recorded injuries.
No market value history.
No national team data.
| Teammate | PPG played with | Joint goals | Minutes |
|---|---|---|---|
| Yassine Khalifi | 2 | 1 | 973 |
| Kamel Hamidi | 2 | 0 | 966 |
| Todd Vromant | 1 | 0 | 953 |
| Kisley Zita | 2 | 0 | 896 |
| Ousmane Touré | 1 | 0 | 894 |
| Louis Fildard | 2 | 0 | 883 |
| Adeshina Ayodele | 2 | 0 | 739 |
| Antoine Livemont | 2 | 0 | 0 |
| Baptiste Macon | 1 | 0 | 0 |
| Lisandru Olmeta | 2 | 0 | 0 |
| Valentin Vanbaleghem | 2 | 0 | 0 |
| Gédéon Elonga Osango | 2 | 0 | 0 |
| Lucas Mbamba | 2 | 0 | 0 |
| Victor Bonnechère | 2 | 0 | 0 |
| Ramses Imbondo | 2 | 0 | 0 |
| Samy Merzouk | 2 | 0 | 0 |
| Younes Lachaab | 2 | 0 | 0 |
| Lilian Baret | 2 | 0 | 0 |
| Ethan Apkakou | 2 | 0 | 0 |
| Ruben Akalé | 2 | 0 | 0 |
Single-season peaks across competitions in this player's career.
Top goalscoring seasons
| Season | Competition | Club | Goals | Matches |
|---|---|---|---|---|
| 23/24 | National U19 - Grp. A | LOSC Lille U19 | 2 | 15 |
| 24/25 | National 3 - Grp. E | LOSC Lille B | 1 | 16 |
| 24/25 | UEFA Youth League | LOSC Lille UEFA U19 | 1 | 5 |
Top assist seasons
| Season | Competition | Club | Assists | Matches |
|---|
Every loan spell across this player's career.
| Season | Date | From | To | Type | Fee | Value at transfer |
|---|---|---|---|---|---|---|
| 25/26 | 2026-06-30 | Le Mans FC | LOSC Lille | Return from loan | — | — |
| 25/26 | 2025-09-01 | LOSC Lille | Le Mans FC | Loan | — | — |
Last 9 matches for Le Mans FC while Isaac Cossier was at the club (joined 2025-09-01, left 2026-06-30). 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 |
|---|---|---|---|---|---|
| 2025-10-31 | FR2 |
Le Mans FC | 1–0 | AS Nancy Lorraine | Available |
| 2025-10-28 | FR2 |
Stade Lavallois | 1–1 | Le Mans FC | Available |
| 2025-10-24 | FR2 |
Le Mans FC | 1–0 | US Boulogne | Available |
| 2025-10-18 | FR2 |
AS Saint-Étienne | 2–3 | Le Mans FC | Available |
| 2025-10-03 | FR2 |
Le Mans FC | 2–2 | ESTAC Troyes | Available |
| 2025-09-26 | FR2 |
Clermont Foot 63 | 1–1 | Le Mans FC | Available |
| 2025-09-23 | FR2 |
Le Mans FC | 1–0 | Grenoble Foot 38 | Available |
| 2025-09-19 | FR2 |
USL Dunkerque | 2–2 | Le Mans FC | Available |
| 2025-09-12 | FR2 |
Le Mans FC | 0–1 | Rodez AF | Available |
Auto-detected milestones based on cumulative career totals.
| Season / Year | Milestone | Date |
|---|---|---|
| 21/22 | Senior debut season | |
| 23/24 | 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 | 24 | 1,732 | 2 | 0 | 0 | 0.1 |
| 23/24 | 18 | 615 | 2 | 0 | 0 | 0.29 |
| 22/23 | 14 | 0 | 1 | 0 | 0 | 0 |
Output by competition
Career goals and assists broken down by tournament.
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Frequently asked about Isaac Cossier
Who is Isaac Cossier?
Isaac Cossier is a France professional footballer who plays as a centre-back for Le Mans FC.
How old is Isaac Cossier?
Isaac Cossier is 19 years old. He was born on November 30, 2006 in Clichy-sous-Bois.
What position does Isaac Cossier play?
Isaac Cossier plays as a centre-back (Defender - Centre-Back).
What club does Isaac Cossier play for?
Isaac Cossier currently plays for Le Mans FC.
How many career goals has Isaac Cossier scored?
Across all senior club competitions in our dataset, Isaac Cossier has scored 4 goals in 61 appearances.