Siyar Doldur (; born 29 January 2000) is a Swiss professional footballer who plays as a midfielder for Sion.
Doldur joined FC Sion in 2017, and his began his senior career with successive loans to Bellinzona and Chiasso. He made his professional debut with Sion in a 4âÂÂ2 Swiss Super League loss to FC Basel 1893 on 9 December 2020.
On 27 August 2022, Doldur returned to Bellinzona on a new loan.
Born in Switzerland, Doldur is of Turkish descent.