| Danielle Letourneau | |
| Country: | Canada |
| Residence: | Calgary, Alberta, Canada |
| Birth Date: | 3 May 1993 |
| Birth Place: | Calgary, Alberta, Canada |
| Turnedpro: | 2015 |
| Retired: | Active |
| Coach: | Omar Azabawy David Letourneau Julee Devoy |
| Racquet: | Gearbox 135, Dunlop |
| Event: | Women's singles |
| Highest Ranking: | No. 18 |
| Date Of Highest Ranking: | December 2021 |
| Current Ranking: | No. 37 |
| Date Of Current Ranking: | December 2022 |
| Updated: | March 2019 |
Danielle Catherine Letourneau (born May 3, 1993) is a Canadian professional squash player. She reached a career-high world ranking of World No. 18 in December 2021. She also represented Cornell University (2011–15) and played in the number 1 position during her four years. Letourneau was named First Team All American and First Team All Ivy each year.