Mormarevi Brothers (Bulgarian: Братя Мормареви / Bratya Mormarevi) is the joint pen name of Moritz Yomtov (Bulgarian: Мориц Йомтов) and Marko Stoychev (Bulgarian: Марко Стойчев) - two Bulgarian authors of humorous prose and screenplays. They worked from the 1960s until the end of the 1980s. The two were longtime friends but not actually brothers.