(October 22, 1822, Mezőbereny - June 5, 1880, Budapest) was a Hungarian painter. Petrich was born to a Serbian father and Hungarian mother.
He originally wanted to become a writer. He was a pupil of Jakab Marastoni in 1846 and attended Ferdinand Georg Waldmeller's school in Vienna from 1847. He often painted historical themese and in his lithographs he portrayed experiences during the war of independence. He studied from Kaulbach in Munich from 1850. He painted "The Corpse of Louis II" in 1851, a decade before Bertalan Szekely's painting. He was also a popular portraitist.
