Malley is a surname with multiple origins, including English, and Slavic roots. As an Irish surname, it is a shortened form of O'Malley, while in English, it originates from places in France named Mailly. The name has seen fluctuations in popularity over the years, with a slight decrease in the United States between 2000 and 2010. Despite this, the surname remains significant due to its rich historical and cultural background, reflecting the migration patterns and cultural influences of various European regions.
