Boy Name · Old English Origin
Waldo
Waldo means “Thief”. It is a boy's name of Old English origin, and it is rare in the United States today — outside the SSA top 1,000.
Origin and meaning: English Wiktionary (CC BY-SA 4.0). Popularity: US Social Security Administration.
Waldo — a boy name from the Old English tradition — is an uncommon, standout choice. Its meaning, "Thief", anchors the name in something deeper than sound alone. If Waleed is on your shortlist, Waldo belongs in the same conversation.
Waldo meaning, origin, and usage
Meaning: Thief
Origin: Old English naming roots help connect Waldo to related Old English baby names.
Pronunciation: Baby Name Studio pronounces Waldo as W·A·L·D·O, with 5 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Waldo is an uncommon, standout choice in the Rare tier.
Waldo variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Waldoa, Waldoe, Waldoy, Wald.
- Nicknames: Wal and W.
- Middle names: Pair Waldo with a middle name that balances its substantial sound; start with the Waldo middle name generator.
- Sibling names: Waleed, Walt, Walter, Willette, Waldemar — full picks on the sibling names for Waldo guide for a cohesive sibset.
- Similar names: Looking for names that sound like Waldo? Browse our names like Waldo 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 Waldo
What does the name Waldo mean?
Waldo means "Thief" and is of Old English origin. The meaning is recorded in English Wiktionary (CC BY-SA 4.0), and in US records Waldo is used as a boy name.
What is the origin of Waldo?
Waldo originates in Old English naming tradition.
How do you pronounce Waldo?
Waldo has 5 letters and is most commonly stressed on the first syllable.
Is Waldo a boy's or girl's name?
Waldo is primarily used as a boy's name in US records.
How popular is Waldo in 2026?
In our 2026 popularity tracker, Waldo sits in the Rare tier — an uncommon, standout choice.
What names are similar to Waldo?
Names that share Waldo's sound and style include Waleed, Walt, Walter, Willette, Waldemar.
What middle names pair well with Waldo?
Good middle-name fits for Waldo pair an opposite syllable rhythm: if Waldo is short, lean longer (e.g. classical or three-syllable middles); if Waldo is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Waldo?
Sibling names that pair naturally with Waldo share its rhythm without rhyming — Waleed, Walt, Walter all sit comfortably alongside it on a shortlist.