Morey is of American origin, derived from an English surname meaning 'sea fortress'. It was popularized as a given name by the fictional character Morey Amsterdam, who played Buddy Sorrell on the television series 'The Dick Van Dyke Show' during the 1960s.
"The name Morey experienced a steady rise and fall in popularity throughout the 20th century, with peaks in the late 1920s, mid-1950s, and early 1960s, but it remained relatively uncommon overall, as indicated by a total of 483 births recorded over these years."