Boy Name · Greek Origin
Theodore
Theodore has earned its place on parents' shortlists the slow way: by sounding right out loud. At its root, Theodore means "Gift of God", an old idea that still resonates with parents looking for substance under the sound. With Greek provenance, Theodore reads as a name with a passport — at home in multiple cultures and centuries. Editors who reviewed this entry note that Theodore crosses generational lines without feeling dated — a tougher balance than it sounds.
In the US Social Security Administration data, Theodore currently sits in the top 500, which makes it familiar without being overused. Its trajectory has been steady rather than spiky, which tends to predict longer cultural staying power than a viral spike would. It pairs naturally with vintage middles and modern surnames alike, which is part of why it shows up across so many shortlists. If Theadore is already on your list, Theodore belongs in the same conversation; the sections below dig into pronunciation, nicknames, and sibling fits.
Theodore meaning, origin, and usage
Meaning: Gift of God
Origin: Greek naming roots help connect Theodore to related Greek baby names.
Pronunciation: Baby Name Studio pronounces Theodore as T·H·E·O·D·O·R·E, with 8 letters and a boy usage profile.
Popularity: According to Baby Name Studio's 2026 tracker, Theodore is familiar without being overly common in the Top 500 tier.
Theodore variants, nicknames, middle names, and sibling names
- Variants and spelling ideas: Theodorea, Theodoree, Theodorey, Theodor.
- Nicknames: Theo and T.
- Middle names: Pair Theodore with a middle name that balances its substantial sound; start with the Theodore middle name generator.
- Sibling names: Theadore, Theodora, Theodor, Teodoro, Teodora — full picks on the sibling names for Theodore guide for a cohesive sibset.
- Similar names: Looking for names that sound like Theodore? Browse our names like Theodore 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 Theodore
What does the name Theodore mean?
Theodore means "Gift of God" and is of Greek origin.
What is the origin of Theodore?
Theodore originates in Greek naming tradition.
How do you pronounce Theodore?
Theodore has 8 letters and is most commonly stressed on the first syllable.
Is Theodore a boy's or girl's name?
Theodore is primarily used as a boy's name in US records.
How popular is Theodore in 2026?
In our 2026 popularity tracker, Theodore sits in the Top 500 tier — familiar without being overly common.
What names are similar to Theodore?
Names that share Theodore's sound and style include Theadore, Theodora, Theodor, Teodoro, Teodora.
What middle names pair well with Theodore?
Good middle-name fits for Theodore pair an opposite syllable rhythm: if Theodore is short, lean longer (e.g. classical or three-syllable middles); if Theodore is longer, a one-syllable middle keeps the full name from feeling heavy.
What are good sibling names for Theodore?
Sibling names that pair naturally with Theodore share its rhythm without rhyming — Theadore, Theodora, Theodor all sit comfortably alongside it on a shortlist.