Alexy is a surname. Notable people with the surname include:
- A.J. Alexy (born 1998), American baseball player
- Gillian Alexy (born 1986), Australian actress
- Janko Alexy (1894–1970), Slovakian painter, writer, and publicist
- Robert Alexy (born 1945), German jurist and philosopher
See also
- Aleksis
- Aleksy
- Alexey
- Alexie
- Alexis (disambiguation)