Butrimas is a Lithuanian surname. It is derived from the given name Butrimas, which is a compound name formed from the Lithuanian elements "but-" (meaning "to be," "become") and "rim-" (related to "rimti," meaning "calm," "peaceful," "serious").
Surnames ending in "-as" are typically masculine in Lithuanian. The feminine forms of the surname are Butrimienė (for married women) and Butrimaitė (for unmarried women).
The surname is relatively common in Lithuania. Its historical distribution and frequency can be found in Lithuanian surname databases and genealogical resources. Individuals with the surname Butrimas may be found both within Lithuania and in the Lithuanian diaspora.