The northern scrub flycatcher (Sublegatus arenarum) is a species of bird in the family Tyrannidae.It is found in Aruba, Brazil, Colombia, Costa Rica, French Guiana, Guyana, Netherlands Antilles, Panama, Suriname, Trinidad and Tobago, and Venezuela.Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, subtropical or tropical mangrove forest, and subtropical or tropical dry shrubland.