| Walther Binner | |
| Nationality: | German |
| Strokes: | freestyle |
| Birth Date: | 28 January 1891 |
| Birth Place: | Breslau, German Empire |
| Death Place: | Frankfurt am Main, West Germany |
Walther Binner (28 January 1891 - 18 September 1971) was a German freestyle swimmer who competed in the 1912 Summer Olympics. He was born in Breslau and died in Frankfurt am Main.
In 1912 he was eliminated in the first round of the 100 metre freestyle event. He was the president of swimming's world governing body, FINA from 1932 to 1936, and was also a member of the International Olympic Committee.[1]