€1.9m→€550k
Millwall
Derek Mazou-Sacko
Defensive Midfielder · Millwall. Explore performance, career and dated market values.
PositionDM
Age21
ClubMillwall
Market valueValue unavailableValue unavailable
Overview
Player snapshot
ClubMillwallChampionship
PositionDefensive MidfielderMidfielder
Date of birth21 years old
NationalityFranceStains
National teamNot verifiedCaps not stored
Contract untilNot currently verifiedExpired dates are not shown as current
Market valueValue unavailableValue unavailable
AvailabilityNo current absence reportedCalf Injury
Height175 cm65 kg
Shirt number#49Millwall
Performance
Season stats
Championship · 2026
Millwall · Midfielder
Totals come from API-Football. Per-90 rates and percentages are transparent calculations from those totals; unavailable inputs remain blank.
Availability record
Injury and absence history
Provider-reported fixture absences are grouped into episodes; this is not a medical diagnosis.
No current absence reportedCalf InjuryFixture date ·
Last 12 months1groups in recorded history
Last 24 months1groups in recorded history
Last 36 months1groups in recorded history
Provider records5fixture-level reports
| Reported episode | Record dates | Fixture records | Club / competition | Source confidence |
|---|---|---|---|---|
| Calf InjuryMuscle | Fixture date → | 5Not equal to matches missed | MillwallChampionship | API-FootballProvider record |
Days missed, matches missed and availability percentage appear only when a source supplies start, return and fixture-total data. This feed does not currently support those claims reliably.
Career
Career economics
Transfer history
Confirmed provider records only; undisclosed terms are never estimated.
Recorded moves30 loans · 1 free moves
Known feesNo disclosed feesTotals are not converted across currencies
Highest disclosed feeNot suppliedNo verified monetary record
Latest recorded move: Rodez → Millwall · 31 Aug 2025, with terms recorded as Terms not supplied. The player was 20.
| Season / date | Route | Deal type | Reported terms | Age |
|---|---|---|---|---|
| 202531 Aug 2025 | Rodez → Millwall | Transfer | Terms not supplied | 20 |
| 202530 Aug 2025 | Rodez → Millwall | Transfer | Terms not supplied | 20 |
| 202411 Jul 2024 | Estac Troyes → Rodez | Free | Free transfer | 19 |
Career record
Career timeline
Dates retain the source's precision. Fixture and record dates are labelled separately.
Season context2026 season
Millwall · Championship
Season label only; no start date is supplied.Fixture dateCalf Injury
Millwall
Fixture dateCalf Injury
Millwall
Fixture dateCalf Injury
Millwall
Fixture dateCalf Injury
Millwall
Fixture dateCalf Injury
Millwall
TransferRodez → Millwall
Provider transfer record
TransferRodez → Millwall
Provider transfer record
FreeEstac Troyes → Rodez
Provider transfer record
ProfileBorn
Stains, France
Value & contract
Market value
Value unavailable
Value unavailable
Market values and estimates are not asking prices or agreed transfer fees.
Contract
A current contract expiry has not been verified. Contract length, options and release clauses are unavailable.
News
Derek Mazou-Sacko in the news
No published article is linked to this player yet.
Data & updates
Fact provenance
Where this profile data comes from
Confidence describes the stored field and its source, not the player's quality.
IdentityDerek Mazou-SackoHighAPI-Football · checked
Current clubMillwallHighAPI-Football · checked
CompetitionChampionshipHighAPI-Football · checked
PositionDefensive MidfielderHighAPI-Football · checked
Season stats2026 seasonHighAPI-Football · checked
Availability5MediumAPI-Football · checked
Transfer history3HighAPI-Football · checked
ContractNot storedNot verifiedSource not stored
Quality record updated: Not recordedNo automated consistency issue is currently recorded.
Profile updates
What changed?
Recorded updates show the previous and new values. Repeated position reports are grouped with their original dates.
0records in the last 24 hours1 update · 1 retained record