| Louis Townsend | |
| Nationality: | Australian |
| Strokes: | Freestyle, breaststroke |
| Birth Date: | 3 January 1998 |
Louis Townsend (born 3 January 1998) is an Australian swimmer.[1] He competed in the mixed relay at the 2017 FINA World Swimming Championships in Budapest, Hungary. He also competed in the men's 100 metre freestyle event at the 2018 FINA World Swimming Championships (25 m), in Hangzhou, China.[2]