What does Gwilym mean and where does it come from?
Gwilym is a Welsh name derived from the Old Welsh form of William. It is a name steeped in history, used as a given name in Wales since medieval times. Gwilym is often associated with Welsh poets such as Gwilym ap Iwan. Its popularity has seen a revival among parents looking for traditional Welsh na
Cultural significance
Gwilym has been a cherished name across cultures, particularly in Wales-speaking communities, where it reflects values of meaning 'the shield' or 'the protector'..
Peak popularity
Reached #13128 in 2005 — currently #1489 in the US.
🌿
Related Reading
Wales-origin baby names with timeless appeal
Browse names →What middle names flow best with Gwilym?
Gwilym works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Gwilym Grace
Most popular combo · classic
Gwilym Rose
Floral · soft ending
Gwilym Mae
Sweet · timeless
Gwilym Claire
French influence · crisp
Gwilym Jane
Literary · strong
Gwilym Skye
Modern · airy feel
How popular is Gwilym right now?
Holding steady — currently #1489 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2023 | #1489 | 711 | ▲ up 5 · +3% births |
| 2022 | #1494 | 691 | ▲ up 5 · +5% births |
| 2021 | #1499 | 661 | ▲ up 11629 · +13120% births |
| 2005 | #13128 | 5 | — |
The story of Gwilym
Gwilym is a relatively modern name, first appearing in US records in 2005. With 5 total births recorded, Gwilym remains relatively uncommon. The name has grown more popular over time, rising from #13128 in 2005 to #1489 in 2023.
Names that peaked alongside Gwilym in 2005:
💎Gwilym has only 5 total recorded births since 2005 — rarer than 99% of names in our database.
What are good nicknames for Gwilym?
ENGLISH
BillBillieBillyLiamWilWillWillieWilly
What names sound and feel like Gwilym?
Based on sound, origin, and style — parents who love Gwilym also consider these
How is Gwilym written in other languages?
What are the girl versions of Gwilym?
Common questions about the name Gwilym
What does the name Gwilym mean?
Gwilym means "Meaning 'the shield' or 'the protector'." — a name rooted in Wales tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Gwilym?
Gwilym is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Gwilym?
Gwilym originates from Wales tradition. Wales names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
Is Gwilym a common or rare name?
Gwilym is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.
What are good nicknames for Gwilym?
Gwilym naturally lends itself to affectionate nicknames. Shortened versions based on the first syllable are most popular, and many parents also create unique pet names that feel personal to their family.