| Name: | Tjalling Wiersma |
| Federation: |  Netherlands |
| Sex: |
 Male
|
| Born: | 1950 |
 FIDE ID: |
1019112 FIDE Profile |
| ELO Classic: | 2090 |
| Years: | 1995 - 2001 |
| Total Games: | 4 |
| Wins: | 1 (25 %) |
| Draws: | 0 (0 %) |
| Losses: | 3 (75 %) |
| Score: | 25 % |
| Tournament | Date | Elo Avg. | Country |
| Groningen SO-ON Mini op | 12/26/2001 | 1890 | Netherlands |
| Groningen SO ON Mini op-A | 12/??/2000 | 740 | Netherlands |
| Groningen op-B | ??/??/1995 | 211 | Netherlands |
| ECO | Opening | Games |
| A59 | Benko gambit, 7.e4 | 2 games |
| A42 | Modern defence, Averbakh system | 1 games |
| A84 | Dutch defence | 1 games |
| ECO | Opening | Games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Wiersma, T | 2063 | Vermeulen, F | 1910 | 0-1  |
29 | A84 | 2001 | Groningen SO-ON Mini op |
|
| Wiersma, T | 2063 | Hulshof, P | 2214 | 0-1 |
40 | A42 | 2001 | Groningen SO-ON Mini op |
|
| Wiersma, T | De Rover, Y | 0-1 |
37 | A59 | 2000 | Groningen SO ON Mini op-A |
|
||
| Wiersma, T | Van der Leest, B | 1-0 |
30 | A59 | 1995 | Groningen op-B |
|
