İstanbul Rugby S.K. is a rugby union club in İstanbul, Türkiye. It finished fourth in the 2024 15'li Ragbi Ligi, the senior men's fifteen-a-side league.
History
On 25 May 2024 the club lost 0–32 to Kadıköy Ragbi Kulübü in İstanbul. It reached the semi-finals, where it lost 17–29 to Hacettepe Üniversitesi G.S.K. in Ankara on 23 November 2024. It then lost the third-place match 5–26 to ODTÜ S.K. in İstanbul on 7 December 2024.