Mokrosęk ([mɔˈkrɔsɛŋk]; Latin: Mokrosang) is a village and sołectwo in the administrative district of Gmina Jedlińsk, within Radom County, Masovian Voivodeship, in the east-central Poland. Sołectwo Mokrosęk contains two villages: Mokrosęk and Gryzów.