Petia Arshinkova (Bulgarian: Петя Аршинкова; born 26 April 1998) is a Bulgarian tennis player. Arshinkova has a career-high singles ranking of 476 by the WTA, achieved on 29 July 2019. She has won one singles title and three doubles titles on tournaments of the ITF Circuit. Arshinkova made her Fed Cup debut for Bulgaria in 2018.