Martynas Mažvydas, Lithuanian writer (b. 1510)
Martynas Mažvydas (1510 – 21 May 1563) was a Protestant author who edited the first printed book in the Lithuanian language.

Variants of his name include Martinus Masvidius, Martinus Maszwidas, M. Mossuids Waytkūnas, Mastwidas, Mažvydas, Mosvidius, Maswidsche, and Mossvid Vaitkuna.