| Vojtech Neményi | |
| Headercolor: | lightsteelblue |
| Nickname: | Béla |
| Nationality: | Slovak |
| Club: | KAC Košice (until 1923, 1925-1930) APK Praha (1923-25) |
| Coach: | Ľudovít Stahl |
| Sport: | Water polo, swimming |
| Occupation: | Civil engineer |
| Birth Date: | 1 August 1899 |
| Birth Place: | Kassa, Kingdom of Hungary, Austria-Hungary (today Košice, Slovakia) |
| Death Place: | Bratislava, Czechoslovakia |
Vojtech Neményi (1 August 1899 - 7 April 1945) was a Olympic Slovak water polo player and swimmer.[1] He represented Czechoslovakia, and competed in the men's tournament at the 1924 Summer Olympics.[2]
Vojtech Neményi was born in 1899, in Košice into the family of an East Slovak lawyer and sports official of Jewish origin, Dr. Vilmos Neményi.[3] He started playing sports together with his younger brother Gejza in the Košice club Kassai Atléticai Club (KAC). The KAC club was a member of Hungarian sports associations until 1923, when the Slovak county Czechoslovak amateur swimming association was established.
After the First World War, he studied technology in Prague and from 1923 transferred to the Prague swimming club APK Praha. As a member of APK, he competed in 1924 with the water polo players representative team at the Olympic Games in Paris. After finishing his studies in 1925, he returned to Košice, where he did business in the automobile industry.
He died under unclear circumstances in the first half of 1945.[4] According to one version, he was killed while escaping from a transport to concentration camp Engerau.[5] He is buried in the cemetery in Petržalka.[6]