| Elizabeth Ryan | |
| Fullname: | Elizabeth M. Ryan |
| Strokes: | Freestyle |
| Club: | Women's Swimming Association |
| Birth Date: | January 4, 1923 |
| Birth Place: | New York, New York |
| Death Date: | May 1998 (aged 75) |
| Death Place: | Brooklyn, New York |
Elizabeth M. Ryan (January 4, 1923 – May 1998) was an American competition swimmer who represented the United States at the 1936 Summer Olympics in Berlin, Germany. As a 13-year-old, Ryan swam for the third-place U.S. team in the preliminary heats of the women's 4×100-meter freestyle relay, helping the Americans qualify for the event final. Under the 1936 Olympic swimming rules, she did not receive a medal because she did not swim in the final.