Marlo
Girl name · #1836 in 2025 · Very rare
In 2025, 109 baby girls were named Marlo, placing it at #1836 in the official national rankings. A decade ago it stood at #2382, so the name has been rising over the past ten years. Roughly one in every 16,514 girls born in 2025 was named Marlo.
Babies named Marlo per year. Source: SSA.
The 94-year story
Marlo first appears in the Social Security records in 1931, when 8 girls received the name. Its peak came in 1970, when 593 girls were named Marlo — good for #396 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Marlo against up to 5 other names.
Uniqueness: will there be another Marlo in class?
On our rarity read — which blends how common Marlo is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Marlo will likely be the only one in the room, with the occasional spelling-out as the price.
Where Marlo is most common
State-level data for Marlo is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Marlo
Statistically, parents drawn to Marlo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Marnie, Tracy, Marni, Marla, and Marcy.
MarnieTracyMarniMarlaMarcyJosetteSonyaDina
Rank history (last 25 years)
| Year | Babies named Marlo | Rank |
|---|---|---|
| 2025 | 109 | #1833 |
| 2024 | 119 | #1708 |
| 2023 | 100 | #1965 |
| 2022 | 122 | #1710 |
| 2021 | 102 | #1926 |
| 2020 | 84 | #2156 |
| 2019 | 116 | #1763 |
| 2018 | 99 | #1978 |
| 2017 | 75 | #2401 |
| 2016 | 92 | #2117 |
| 2015 | 77 | #2382 |
| 2014 | 88 | #2154 |
| 2013 | 92 | #2083 |
| 2012 | 103 | #1918 |
| 2011 | 79 | #2346 |
| 2010 | 84 | #2274 |
| 2009 | 71 | #2592 |
| 2008 | 77 | #2462 |
| 2007 | 42 | #3786 |
| 2006 | 59 | #2916 |
| 2005 | 42 | #3509 |
| 2004 | 35 | #3989 |
| 2003 | 36 | #3805 |
| 2002 | 32 | #3978 |
| 2001 | 31 | #4025 |
Frequently asked questions
Is Marlo a popular girl name?
Marlo ranked #1836 among girls in 2025 with 109 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2382.
When was the name Marlo most popular?
Marlo peaked in 1970, when 593 American girls received the name (ranked #396 that year). Since 1970 the name has declined from that high.
How rare is the name Marlo?
In 2025, roughly 1 in 16,514 newborn American girls was named Marlo. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.