Juan Familia-Castillo
26 yrs · Left-back · Dominican Republic
RKC Waalwijk · Eredivisie · Foot: left · Height: 175 cm
Contract: until 30 Jun 2027
No model evaluation for this player. MoneyballAI evaluates players with at least 450 league minutes last season in leagues where match-level player data is available from the current free source (14 European top divisions). Market value and transfer history are still shown below.
Market value
€400k
Updated 6 days ago
Estimated acquisition
—
Estimated · 20–80% range
Model value
—
Performance-implied · estimated
Projected (24m)
—
Resale range · estimated
Potential value gap
—
Model value − acquisition
Market value history
Market value ≠ transfer fee ≠ acquisition cost.
Highest recorded: €1.3M
Season-by-season (domestic league)
Context-adjusted values are model outputs.
| Season | Club | League | Pos | Apps | Min | Min share | G | A | G+A/90 | Adj. G+A/90 | Opp. Elo | Team Elo | League str. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024/25 | RKC Waalwijk | Eredivisie | LB | 24 | 1539 | 50% | 0 | 3 | 0.18 | 0.20 | 1303 | 1171 | 0.50 |
| 2020/21 | ADO Den Haag | Eredivisie | LB | 16 | 819 | 27% | 0 | 0 | 0.00 | 0.09 | 1336 | 1142 | 0.56 |
| 2020/21 | AZ Alkmaar | Eredivisie | LB | 1 | 1 | 0% | 0 | 0 | 0.00 | 0.10 | 1389 | 1557 | 0.56 |
Cups & continental competitions
| Season | Competition | Club | Apps | Min | G | A | Avg opp. Elo |
|---|---|---|---|---|---|---|---|
| 2025/26 | Knvb Beker | RKC Waalwijk | 3 | 157 | 1 | 0 | — |
| 2024/25 | Knvb Beker | RKC Waalwijk | 1 | 90 | 0 | 0 | — |
| 2020/21 | Knvb Beker | ADO Den Haag | 1 | 61 | 0 | 0 | — |
Small continental samples are shown for context only and are not over-weighted.
Historical comparables
Most similar profiles 2+ years ago (same position group) and what happened next. Chosen by similarity only — failures included.
No comparables computed for this player.
Transfer history
Fees as reported by the source; undisclosed fees shown as unknown, never estimated.
| Date | From | To | Fee | MV at time |
|---|---|---|---|---|
| 1 Jul 2024 | Without Club | RKC Waalwijk | Unknown | €300k |
| 1 Jul 2023 | Chelsea U21 | Without Club | Unknown | €500k |
| 31 May 2022 | Charlton | Chelsea U23 | Free / loan | €500k |
| 21 Jan 2022 | Chelsea U23 | Charlton | Free / loan | €500k |
| 20 Jan 2022 | Birmingham | Chelsea U23 | Free / loan | €500k |
| 6 Jul 2021 | Chelsea U23 | Birmingham | Free / loan | €700k |
| 30 Jun 2021 | ADO Den Haag | Chelsea U23 | Free / loan | €700k |
| 11 Jan 2021 | Chelsea U23 | ADO Den Haag | Free / loan | €1.3M |
| 11 Jan 2021 | AZ Alkmaar | Chelsea U23 | Free / loan | €1.3M |
| 6 Oct 2020 | Chelsea U23 | AZ Alkmaar | Free / loan | €1.3M |
| 30 Jun 2020 | Ajax U21 | Chelsea U23 | Free / loan | €1.3M |
| 30 Aug 2019 | Chelsea U23 | Ajax U21 | Free / loan | Data unavailable |
| 1 Jul 2018 | Chelsea U18 | Chelsea U23 | Unknown | Data unavailable |
| 1 Jul 2016 | Ajax U17 | Chelsea U18 | Free / loan | Data unavailable |
| 1 Jul 2015 | Ajax Youth | Ajax U17 | Unknown | Data unavailable |
| 1 Jul 2009 | Zeeburgia Yth. | Ajax Youth | Free / loan | Data unavailable |
MoneyballAI identifies statistical opportunities from available data. A player flagged as a potential bargain is not guaranteed to succeed, to transfer, to rise in value, or to generate resale profit. Market values, fees and contracts come from third-party sources; ranges are model estimates with stated confidence.