| Full name: | Carl Wilhelm Knowles Pfeiffer |
| Born: | 16th June 1877, St Pancras, Middlesex, England |
| Died: | 14th March 1951, Caterham, Surrey, England |
| Biography: | His death was registered as Charles Winkler Knowles Pfeiffer |
| Teams: | Devon (Minor Counties Championship: 1923-1924); All teams |
| Lists of matches and more detailed statistics | |
| Minor Counties Championship Career Batting and Fielding (1923-1924) | ||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | Ct | ||
| Devon | 5 | 6 | 2 | 58 | 23 | 14.50 | 0 | 0 | 3 | |
| Minor Counties Championship Career Bowling (1923-1924) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| Devon | 627 | 10 | 387 | 18 | 7-71 | 21.50 | 1 | 0 | 34.83 | 3.70 |