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Girl's name · #1839 in the US (2025) · Retro
55% girls · 45% boys — Marlo is split almost evenly between girls and boys among recent newborns. Marlo →
Marlo reached #396 in 1968 and has eased to #1839 since. About 7,300 girls have carried it since 1931.
Marlo’s use for girls increased in the late 1960s as actress Marlo Thomas became widely known through That Girl, which premiered in 1966.
See where Marlo is more common.
Appears in 2020-2025 birth records of 11 states. See the full state-by-state map on this page.
See how Marlo ranks in other countries and regions.
#1,315 in Canada (2025) · #4,201 in England & Wales (2025) · #5,861 in France (2025) · #5,316 in Ecuador (1971).
Among 49 notable people named Marlo:
Entertainers appear 2.37× more often than among typical names — e.g. Marlo Thomas, American actress, producer, and social activist (born 1937).
Similar names: Edie · Marla · Halo · Venus · Marnie · Marli
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