| Full name: | Walter Sinclair Barclay |
| Born: | 2nd May 1902, Waihola, Otago, New Zealand |
| Died: | 1st December 1959, New Plymouth, Taranaki, New Zealand |
| Batting: | Right-hand batsman |
| Bowling: | Right-arm off-break |
| Relations: | Son: CW Barclay; Son: LA Barclay |
| Teams: | Wellington (Main FC: 1920/21-1925/26); All teams |
| Lists of matches and more detailed statistics | |
| First-Class Career Batting and Fielding (1920/21-1925/26) | ||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | Ct | ||
| Overall | 10 | 16 | 7 | 204 | 67* | 22.66 | 0 | 1 | 2 | |
| First-Class Career Bowling (1920/21-1925/26) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| Overall | 695 | 9 | 314 | 18 | 6-65 | 17.44 | 1 | 1 | 38.61 | 2.71 |