| Headercolor: | lightblue |
| Sasithorn Hongprasert | |
| Birth Date: | 13 June 1984 |
| Birth Place: | Bangkok, Thailand |
| Weight: | 570NaN0 |
| Sport: | Shooting |
| Event: | 10 m air rifle (AR40) 50 m rifle 3 positions (STR3X20) |
| Show-Medals: | yes |
Sasithorn Hongprasert (th|ศศิธร หงษ์ประเสริฐ; born June 13, 1984, in Bangkok) is a Thai sport shooter.[1] She won a gold medal for the rifle three positions at the 2007 Southeast Asian Games, coincidentally in her home city Bangkok, with a score of 669.5 points.[2]
Hongprasert represented Thailand at the 2008 Summer Olympics in Beijing, where she competed in two rifle shooting events, along with her teammate Thanyalak Chotphibunsin. She placed thirty-sixth out of forty-seven shooters in the women's 10 m air rifle, with a total score of 390 points.[3] Nearly a week later, Hongprasert competed for her second event, 50 m rifle 3 positions, where she was able to shoot 191 targets in a prone position, 185 in standing, and 190 in kneeling, for a total score of 565 points, finishing only in forty-first place.[4]