Blatné Revištia (Hungarian: Sárosrőcse, Блатны Ревіща) is a village and municipality in the Sobrance District in the Košice Region of east Slovakia.
In historical records the village was first mentioned in 1244. Before the establishment of independent Czechoslovakia in 1918, Blatné Revištia was part of Ung County within the Kingdom of Hungary. From 1939 to 1944, it was part of the Slovak Republic. In the autumn of 1944, the Red Army entered Blatné Revištia and it was once again part of Czechoslovakia.
The village lies at an altitude of 109 metres and covers an area of 5.155 km².It has a population of about 215 people.
The village has a public library.
The records for genealogical research are available at the state archive "Statny Archiv in Presov, Slovakia"