| Marion McCarthy | |
| Sport: | Speed skating |
| Birth Date: | 10 August 1907 |
| Birth Place: | Edmonton, Alberta, Canada |
| Death Place: | Los Angeles, California, United States |
Marion McCarthy (10 August 1907 - 21 August 1987) was a Canadian speed skater. He competed in the men's 10,000 metres event at the 1932 Winter Olympics.[1]