| Alexa Komarnycky | |
| Fullname: | Alexandra Komarnycky |
| Nicknames: | "Alexa" |
| Strokes: | Freestyle |
| Club: | Etobicoke Swim Club |
| Birth Date: | October 5, 1989 |
| Birth Place: | Toronto, Ontario, Canada |
| Height: | 1.80 m |
| Weight: | 68 kg |
Alexandra Komarnycky (born October 5, 1989) is a Canadian competitive swimmer. At the 2008 Olympics, she competed in the women's 400 m individual medley, finishing in 29th place.[1] At the 2012 Summer Olympics, she competed in the women's 800-metre freestyle, finishing in 11th place overall in the heats, but failing to qualify for the event final.