Ersu Şaşma (born 30 September 1999) is a Turkish pole vaulter. Ersu Şaşma was born on 30 September 1999 in Mersin, southern Turkey. He is a member of Fenerbahçe Athletics. He was coached by Halil İbrahim Çömlekçi who died in January 2021. Şaşma improved his own record for juniors (U20) from 5.13 m to 5.20 m at the Olympic Trials Competition in Mersin in May 2018. He won the bronze medal at the 2018 Balkan Athletics Championships in Stara Zagora, Bulgaria. In 2020, Şaşma captured the gold medal at the Balkan Athletics Indoor Championships in Istanbul, Turkey.