Pervomaisk () is a popular toponym in Ukraine. It is a loan from Russian Pervomaysk, but it is more popular than its natively Ukrainian analogues.

Populated places Urban localities Pervomaisk, Luhansk Oblast (officially known as Sokolohirsk) Pervomaisk, Mykolaiv Oblast

Rural localities The former name of The former name of The former name of

Administrative divisions Pervomaisk Raion, one of raions of Ukraine centered in Pervomaisk, Mykolaiv Oblast

See also Pershotravensk Pershe Travnia Pershotravneve Pervomaiske