Riain
- Gender
- Boy
- Say it
- REE-un
- Origin
- Irish
Riain is a boys' name of Irish origin. Too few babies were given it in the latest year to rank.
What does Riain mean?
Irish: from Irish Rian, the source of the surname Ryan
The surname Ryan comes from the Irish O Riain, where Riain is the genitive of Rian.
Is Riain a girl's or a boy's name?
Riain is a boys' name.
How popular is Riain in the UK?
No boys in the UK were given it in 2025, or too few to be listed. Its busiest year was 1998, with 7 boys.
Riain in the UK, year by year
| Year | Boys | Rank |
|---|---|---|
| 2021 | 4 | #4,188 |
| 2020 | 1 | #6,143 |
| 2019 | 0 | – |
| 2018 | 0 | – |
| 2017 | 0 | – |
| 2016 | 3 | #5,015 |
| 2015 | 0 | – |
| 2014 | 0 | – |
| 2013 | 0 | – |
| 2012 | 0 | – |
| 2011 | 0 | – |
| 2010 | 0 | – |
| 2009 | 0 | – |
| 2008 | 1 | #5,936 |
| 2007 | 0 | – |
| 2006 | 3 | #4,204 |
| 2005 | 4 | #3,330 |
| 2004 | 6 | #2,399 |
| 2003 | 0 | – |
| 2002 | 0 | – |
| 2001 | 4 | #2,714 |
| 2000 | 0 | – |
| 1999 | 0 | – |
| 1998 | 7 | #1,727 |
Names like Riain
Names given in the same years and the same naming tradition, with a similar sound.
Regan, Ronan, Declan, Rogan, Conlan, Brogan, Keegan, Conan, Keelan, Keenan, Ryan, Finn
Names related to Riain
More Irish names
Oscar, Rowan, Rory, Maeve, Aiden, Nolan, Quinn, Orla, Cody, Erin, Connor, Casey, Kennedy, Callan, Lennon, Cillian
Sources
Figures from Baby names in England and Wales (Office for National Statistics), Babies' first names (National Records of Scotland) and Baby names (Northern Ireland Statistics and Research Agency). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Riain: name meaning, origin and popularity”, https://www.nameling.co.uk/names/riain, updated 20 October 2026.