The nameMolly

Molly is a pet form of Mary. It was very popular in England and Wales around 2000.

Meaning

Molly comes from Mary, through the medieval pet forms Mally and Molly. Mary comes from the Hebrew Miryam.

Origin

English and Irish, from a diminutive.

History

Molly Malone, the fishmonger of Dublin's unofficial anthem, made the name famous. In England and Wales it reached 15th place in 2001 and 2002.

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Famous people named Molly

Popularity of the name Molly

Molly in the United States

208thmost popular girls' name in the United States in 2024
1991peak year (4,663 births)
174,877babies named Molly in the United States since 1880
02,3324,663 18801900192019401960198020002020
Births per year in the United States. Source: Social Security Administration, names given at least 5 times a year.

Molly was most popular in the United States in the 1990s, with 36,629 births over the decade, 21% of all recorded babies named Molly. Its rise began around 1947, and it peaked in 1991. Half of all babies named Molly in the United States were born before 1993. Over the last five years on record, it has been falling: 1,522 births a year on average, against 1,925 in the five years before.

Molly in the United Kingdom

102ndmost popular girls' name in the United Kingdom in 2025
2001peak year (3,260 births)
52,001babies named Molly in the United Kingdom since 1997
01,6303,260 200020052010201520202025
Births per year in the United Kingdom. Source: ONS, NRS and NISRA (England, Wales, Scotland, Northern Ireland), names given at least 3 times a year.

Molly was most popular in the United Kingdom in the 2000s, with 25,773 births over the decade, 50% of all recorded babies named Molly. Half of all babies named Molly in the United Kingdom were born before 2006, so it is mostly a name of today's children and teenagers. Over the last five years on record, it has been falling: 674 births a year on average, against 1,109 in the five years before.

Molly in Ireland

20thmost popular girls' name in Ireland in 2025
2007peak year (281 births)
5,748babies named Molly in Ireland since 1964
0141281 198020002020
Births per year in Ireland. Source: Central Statistics Office, names given at least 3 times a year.

Molly in France

708thmost popular girls' name in France, latest official figures
2019peak year (90 births)
1,705babies named Molly in France since 1900
04590 1900192019401960198020002020
Births per year in France. Source: Insee, French national statistics office, latest official figures. Rounded numbers.

Variants and related names

Sibling names for Molly

Names from the same generation as Molly, whose popularity in the United States has followed a similar path.

How many people are named Molly? See the counter → · What would your name be in 1950? · Name origin quiz

Compare Molly with another name

Meaning, origin and popularity of Molly side by side with the name of your choice.

Molly in our baby name lists

Frequently asked questions

What does the name Molly mean?

Molly comes from Mary, through the medieval pet forms Mally and Molly. Mary comes from the Hebrew Miryam.

What is the origin of the name Molly?

English and Irish, from a diminutive.

Is Molly a girl's or a boy's name?

Molly is a girl's name.

How popular is the name Molly?

In 2024, Molly was the 208th most popular name for baby girls in the United States, with 1,465 births.

What are the variants of the name Molly?

Variants and related names of Molly include Mary.

What are good sibling names for Molly?

Names from the same generation, with a similar popularity in the United States: Faith, Hailey, Gracie and Summer for a sister, Chase, Johnny, Blake and Andy for a brother.

Who are famous people named Molly?

Molly Ringwald, actress; Molly Brown, Titanic survivor.