Ian William Nagle (born 17 October 1988) is an Irish rugby union player, currently playing for Italian Pro14 side Zebre.
Nagle began his career with home province Munster, before stints abroad with English sides Newcastle Falcons and London Irish.
Whilst in England, Nagle also represented Cambridge University, before he returned to Ireland to join Leinster in 2016, as well as joining Ulster on loan during the 2018–19 season.