Mosaddek () is a Bangladeshi given name. Notable people with the name include:
Mosaddek Hossain Bulbul (born 1965), Bangladesh politician Mosaddek Ali Falu (born 1960), Bangladeshi entrepreneur and a politician Mosaddek Hossain (born 1995), Bangladeshi cricketer Mosaddek Hossain (cricketer, born 1983) (born 1983), Bangladeshi cricketer Mosaddek Iftekhar (born 1989), Bangladeshi cricketer