| Birth Date: | 2 February 1921 |
| Birth Place: | Amsterdam, the Netherlands |
| Death Date: | 26 December 1991 (aged 70) |
| Death Place: | Noordwijkerhout, the Netherlands |
| Sport: | Rowing |
| Club: | Willem III Rowing Club |
| Show-Medals: | yes |
Christiaan Tom Neumeier (2 February 1921 – 26 December 1991) was a Dutch rower who won the European title in the double scull event in 1947, together with Henk van der Meer. They also competed at the 1948 Summer Olympics, but failed to reach the final. Neumeier was a lawyer by profession.