Marycatherine first appears in the U.S. registration record in 1914. Its popularity climbed over the following decades. In 1997, 32 babies received the name (ranked #3591). Today it sits well outside the top 1,000 (around #10788), with roughly 10 babies named Marycatherine each year. Marycatherine's usage has held roughly steady recently. In total, around 945 babies have been registered with this name since 1880.