Dawid Celt is a Polish tennis coach, commentator and former player. He is the husband and former hitting partner of onetime Women's Tennis Association (WTA) No. 2 Agnieszka Radwańska. Since 2018, Celt has captained Poland's Billie Jean King Cup team.

Agnieszka Roma Radwańska is a Polish former professional tennis player. She won 20 career singles WTA Tour titles, two doubles titles, and achieved a career-high singles ranking of world No. 2 on 9 July 2012. Her achievements include winning the season-ending 2015 WTA Finals, the Women's Tennis Association (WTA) Fan Favourite Award six times, Shot of the Year five times, and Shot of the Month on a regular basis.