Boy Name
Nils
Nils is a boy's name whose meaning is not firmly attested in the historical record. It is used as a boy's name across several naming traditions, and it is rare in the United States today — outside the SSA top 1,000.
Nils — a boy name — is an uncommon, standout choice. If Niels is on your shortlist, Nils belongs in the same conversation.
Nils meaning, origin, and usage
Meaning: Nils has a distinctive sound and evolving modern usage.
Origin: Multiple naming traditions are associated with this name.
Pronunciation: Baby Name Studio pronounces Nils as N·I·L·S, with 4 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Nils is an uncommon, standout choice in the Rare tier.
Nils variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Nilsa, Nilse, Nilsy.
- Nicknames: Nils works as its own nickname.
- Middle names: Pair Nils with a middle name that balances its short sound; start with the Nils middle name generator.
- Sibling names: Niels, Nels, Niles, Nilsa, Nichols — full picks on the sibling names for Nils guide for a cohesive sibset.
- Similar names: Looking for names that sound like Nils? Browse our names like Nils guide for phonetic-neighbor picks.
- Explore more: use the Baby Name Explorer, name search, AI name generator, and Baby Name Studio homepage.
Frequently asked about Nils
What does the name Nils mean?
Nils has no single meaning that is firmly attested in the historical record. It is used as a boy name in US birth records, and parents usually choose it for its sound rather than a documented meaning.
What is the origin of Nils?
The exact origin of Nils is debated, but it has been used across multiple naming traditions.
How do you pronounce Nils?
Nils has 4 letters and is most commonly stressed on the first syllable.
Is Nils a boy's or girl's name?
Nils is primarily used as a boy's name in US records.
How popular is Nils in 2026?
In our 2026 popularity tracker, Nils sits in the Rare tier — an uncommon, standout choice.
What names are similar to Nils?
Names that share Nils's sound and style include Niels, Nels, Niles, Nilsa, Nichols.
What middle names pair well with Nils?
Good middle-name fits for Nils pair an opposite syllable rhythm: if Nils is short, lean longer (e.g. classical or three-syllable middles); if Nils is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Nils?
Sibling names that pair naturally with Nils share its rhythm without rhyming — Niels, Nels, Niles all sit comfortably alongside it on a shortlist.