The Islamic University of Gaza (Arabic: الجامعة الإسلامية بغزة), also known as IUG and IU Gaza, is an independent Palestinian university established in 1978 in Gaza City. It is the first higher education institution to be established in the Gaza Strip. The university has 11 faculties capable of awarding BA, BSc, MA, MSc, MD, PhD, diplomas and higher diplomas, in addition to 20 research centers and institutes and the affiliated Turkish-Palestinian Friendship Hospital.

The Islamic University of Gaza suffered damage in air strikes during the 2008–2009 Gaza war, the 2014 Israel–Gaza conflict, and the Gaza war.

On 10 October 2023, Israel bombed and destroyed the university campus. In December 2023, Professor Sufyan Tayeh, the university's president and a prominent scientist, was killed along with his family in an Israeli air strike on Jabalia refugee camp.

The university is considered the top-ranked University in the Gaza Strip.