Karol Drzewiecki (Polish pronunciation: [ˈkarɔl dʐɛˈvjɛtskʲi]; born 1 November 1995) is a Polish professional tennis player. Drzewiecki has a career-high Association of Tennis Professionals (ATP) singles ranking of 820, which he first achieved on 3 December 2018. He reached his career-high doubles ranking of 144 on 9 August 2021. Drzewiecki has won 3 ATP Challenger doubles titles.