JA. Wolthuis
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-ch08 | 07/??/1933 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B05 | Alekhine's defence, modern variation, 4...Bg4 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B72 | Sicilian, dragon, 6.Be3 | 1 games |


Netherlands