Marek Gengel (born 17 September 1995) is a Czech tennis player. He has a career high ATP singles ranking of world No. 229 achieved on 3 February 2025 and a career high doubles ranking of No. 148 achieved on 20 March 2023.
Gengel reached his first ATP Challenger Tour singles final at the 2025 Queensland International, losing to Tristan Schoolkate.
Gengel scored couple of big wins in his career over former or future Top 50 players like Jià ÂàLeheÃÂka, Teymuraz Gabashvili, Fábián Marozsán, LukÃ¡à ¡ Rosol, Alexander Shevchenko and Tennys Sandgren.