Raheny United Football Club is an Irish association football club based in Raheny, Dublin. Raheny United was founded in 1994 following the amalgamation of Raheny Boys and Dunseedy United. In 2017–18 their senior men's team compete in the Premier A division of the Athletic Union League. An over–35s team compete in the Amateur Football League. They also have 35 schoolboy teams competing in both the Dublin & District Schoolboy League and the North Dublin Schoolboys/Girls League.

Raheny is a northern suburb of Dublin, Ireland, halfway from the city centre to Howth. It is centred on a historic settlement, first documented in 570 AD. The district shares Dublin's two largest municipal parks, Saint Anne's Park and Bull Island with its 4.5 km beach, with neighbouring Clontarf, and is crossed by several small watercourses.