Flex

At a glance

Flex ranks #3687 for dogs. It is almost always a boy's name (86% male). It is most popular with Labrador Retrievers.

Data updated November 2026 · How we count

How popular is Flex?

#3,687dog name of 19,856
1 in 22,521male dogs
28dogs in the records
Fallingdogs born 2023–2024 vs 2020–2022

Girl or boy?

Girls 14%Boys 86%

14% girls · 86% boys among 28 dogs with a recorded sex

Flex over the years

Falling
00.71.42013: 0.5, 2014: 0.6, 2015: 0.0, 2016: 0.0, 2017: 0.4, 2018: 1.2, 2019: 0.0, 2020: 0.9, 2021: 0.2, 2022: 0.0, 2023: 0.0, 2024: 0.02013201520172019202120232024

Dogs named Flex per 10,000 dogs born that year, from the sources that record birth year.

Popular with these breeds

Names that sound like Flex

Questions

Is Flex a girl or boy dog name?

It is almost always a boy's name (86% male).

How popular is Flex for dogs?

Flex is the #3,687 dog name of 19,856 in our data, with 28 dogs in public records. The name is falling.

How do you pronounce Flex?

Flex is said in one syllable. Tap Listen to hear it.

What names sound like Flex?

Fleix, Flynn and Flash sound similar.

What breeds are often named Flex?

Labrador Retrievers, German Shepherds and Shih Tzus are the breeds most often called Flex.

More dog names