MallowbyNames

Philo

FYE-loh · loving or beloved

2025 rank (boys)
#10,695
Babies named in 2025
6
Peak popularity
1881
2025 frequency
1 in 284,679 boys
Usually for
Boys
Trend
Declining since 2017

Declining since 2017, #10,695 for boys today.

Popularity of Philo since 1880

Babies named Philo per year in U.S. Social Security records. Raw births topped out in 2017, but relative to how few babies were recorded back then, Philo's real moment was 1881.

49131880192019602000Most births 2017Boys
Data table (by decade)
DecadeBoys
1880s15
1890s0
1900s0
1910s55
1920s70
1930s55
1940s21
1950s24
1960s0
1970s5
1980s0
1990s0
2000s11
2010s81
2020s53

Meaning & origin

Philo is a rare Greek-derived name meaning 'loving' or 'beloved', drawing on the root 'philos'. It first appeared in U.S. records in 1880, but peaked in popularity the very next year, 1881, likely due to cultural factors of the time. Since then, usage has declined steadily; the trajectory has been falling since 2017, and the name remains obscure. Primarily given to boys, Philo has never ranked among the top 1,000 names, and its highest recorded rank was 10,695 in 2025. The name's most famous association is with inventor Philo Farnsworth, though it predates him. Its simplicity and melodic sound give it a classic feel, yet it remains an uncommon choice, appealing to parents seeking a distinctive name with ancient roots.

Derived from the Greek element 'philos' meaning 'friend, dear, loving'. The name appears in ancient Greek compounds, but as an independent given name it saw modest use in the English-speaking world in the 19th and early 20th centuries, often associated with the notable inventor Philo Farnsworth.

Nicknames & variants

Variants: Philo

Sibling names for Philo

Names that share Philo's style, for a brother or sister.

Sisters: Thea, Cleo, Iris, Mira, Stella

Brothers: Theo, Leo, Milo, Orson, Felix

A parent animal hugging its little one, the personalized name page

P is for Philo, our favorite little boy.

P is for Philo…”

In a Mallowby alphabet book, Philo's letter becomes Philo's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Philo's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Philo mean?
Philo means 'loving' or 'beloved', derived from the Greek word 'philos'.
How popular is the name Philo today?
Philo is very rare. In 2025, it ranked 10,695 with a 1-in-284,679 birth rate, given to fewer than 10 boys that year.
Is Philo a boy's or girl's name?
Philo is almost exclusively used as a boy's name.