MallowbyNames

Lukus

LOO-kus · Of uncertain origin; possibly a variant of Lucas, meaning 'light' or 'from Lucania'.

2025 rank (boys)
#6,803
Babies named in 2025
12
Peak popularity
2007
2025 frequency
1 in 142,340 boys
Usually for
Boys
Trend
Declining since 2006

Declining since 2006, #6,803 for boys today.

Popularity of Lukus since 1976

Babies named Lukus per year in U.S. Social Security records.

163248198020002020Most births 2007Boys
Data table (by decade)
DecadeBoys
1970s43
1980s169
1990s153
2000s291
2010s239
2020s85

Meaning & origin

Lukus is a modern respelling of Lucas, a name with Latin roots meaning 'from Lucania'. It entered U.S. records in 1976, reflecting the trend of creative spelling choices in the late 20th century. Usage peaked in 2007, when the name reached its highest rank of 6,803, with approximately 1 in 142,340 boys receiving the name in 2025. The spelling variant Lukus has been in decline since 2006, likely due to the enduring popularity of the standard Lucas and Lukas forms. Despite its rarity, Lukus has appeared in top states including California, Texas, and Florida, though data for 2025 shows no single state stands out. Parents drawn to Lukus often appreciate its distinctive sound while maintaining a familiar connection to the classic name Lucas.

Lukus is a modern respelling of Lucas, which derives from the Latin name Lucas, meaning 'from Lucania', a region in southern Italy. Lukus first appeared in U.S. records in 1976, gaining modest use as a distinctive alternative to the traditional spelling.

Nicknames & variants

Nicknames: Luke, Luk

Variants: Lucas, Lukas

Sibling names for Lukus

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

Sisters: Lydia, Lena, Lila, Nora, Eliza

Brothers: Liam, Noah, Ethan, Caleb, Owen

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

L is for Lukus, our favorite little boy.

L is for Lukus…”

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

Make Lukus's book

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

Questions parents ask

What does the name Lukus mean?
Lukus is likely a modern variant of Lucas, which means 'light' or 'from Lucania'. Its exact meaning is uncertain due to the spelling variation.
Is Lukus a popular name?
Lukus is a rare name. In 2025, it ranked 6,803rd in the United States, with an estimated 1 in 142,340 boys given the name that year.
Is Lukus a boy's name?
Yes, Lukus is predominantly used as a boy's name, based on U.S. Social Security data.