Viktória Kužmová (Slovak pronunciation: ; born 11 May 1998) is a Slovak tennis player.
Kužmová has won two doubles titles on the WTA Tour and 20 titles (14 singles, 6 doubles) on the ITF Women's Circuit. On 4 March 2019, she reached her career-high singles ranking of world No. 43, and on 6 May 2019, she peaked at No. 72 in the doubles ranking. In 2015, Kužmová won the girls' doubles event at the US Open alongside Aleksandra Pospelova, defeating Anna Kalinskaya and Anastasia Potapova in the final. In 2018, she reached her first WTA semifinal at Rosmalen Grass Court Championships, defeating the sixth seed Alison Van Uytvanck en route, but then lost to Kirsten Flipkens.
Kužmová is coached by Michal Mertinak and trains at the Slovak National Tennis Centre. She was introduced to tennis at age four by her father, Radovan, who used to run a tennis club. Her mother's name is Ingrid, and her sister Katarina, who is three years younger, is following Viktória into the world of professional tennis, having obtained her WTA first ranking points in 2018.