Kaytlyn
- Gender
- Girl
- Say it
- KAYT-lin
- Origin
- Irish
- US rank, 2025
- #13,203 for girls
Kaytlyn is a girls' name of Irish origin. In 2025 it ranked 13,203rd for girls in the US (6 babies).
What does Kaytlyn mean?
Irish: variant of Caitlin, the Irish form of Catherine
Caitlin reached Ireland through Cateline, the Norman French form of Catherine.
Is Kaytlyn a girl's or a boy's name?
Kaytlyn is a girls' name. In 2025, it was given to 6 girls in the US. Too few boys were given it to be listed.
How popular is Kaytlyn in the UK?
No girls in the UK were given it in 2025, or too few to be listed. Its busiest year was 2003, with 12 girls.
Half of all the girls named Kaytlyn in the UK since 1996 were born between 2001 and 2008, the years shaded on the chart below.
Kaytlyn in the UK, year by year
| Year | Girls | Rank |
|---|---|---|
| 2020 | 1 | #7,326 |
| 2019 | 0 | – |
| 2018 | 0 | – |
| 2017 | 0 | – |
| 2016 | 0 | – |
| 2015 | 0 | – |
| 2014 | 4 | #4,888 |
| 2013 | 0 | – |
| 2012 | 1 | #7,881 |
| 2011 | 6 | #3,737 |
| 2010 | 4 | #4,931 |
| 2009 | 4 | #4,795 |
| 2008 | 4 | #4,742 |
| 2007 | 6 | #3,396 |
| 2006 | 3 | #5,259 |
| 2005 | 6 | #3,133 |
| 2004 | 7 | #2,669 |
| 2003 | 12 | #1,730 |
| 2002 | 5 | #3,047 |
| 2001 | 5 | #2,928 |
| 2000 | 5 | #2,907 |
| 1999 | 4 | #3,374 |
| 1998 | 7 | #2,304 |
How popular is Kaytlyn in the US?
- Rank in 2025
- 13,203rd among girls
- Babies in 2025
- 6 about 1 in 270,000 girls
- Five-year trend
- Falling down 39% in five years
- Same name in a class
- under 1% chance among 15 girls
In 2025, 6 girls in the US were named Kaytlyn, making it the 13,203rd most popular name for girls. Five years earlier, in 2020, it was 9,541st. Its busiest year was 1998, with 158 girls. It first appears in the records in 1985.
2025 had the fewest girls named Kaytlyn since it first appeared, in 1985.
Half of all the girls named Kaytlyn in the US since 1880 were born between 1995 and 2005, the years shaded on the chart below.
In 2025, 813 girls in the US were given Kaytlyn or a name that sounds the same. With every name's spellings counted this way, that ranks #407, up from #13,203 for this spelling alone.
Kaytlyn in the US, year by year
| Year | Girls | Rank |
|---|---|---|
| 2025 | 6 | #13,203 |
| 2024 | 13 | #7,962 |
| 2023 | 11 | #8,984 |
| 2022 | 14 | #7,626 |
| 2021 | 9 | #10,287 |
| 2020 | 10 | #9,541 |
| 2019 | 23 | #5,445 |
| 2018 | 16 | #7,096 |
| 2017 | 26 | #5,043 |
| 2016 | 13 | #8,390 |
| 2015 | 15 | #7,610 |
| 2014 | 19 | #6,449 |
| 2013 | 33 | #4,334 |
| 2012 | 25 | #5,396 |
| 2011 | 44 | #3,549 |
| 2010 | 38 | #3,960 |
| 2009 | 41 | #3,799 |
| 2008 | 64 | #2,802 |
| 2007 | 71 | #2,597 |
| 2006 | 102 | #1,961 |
| 2005 | 92 | #2,029 |
| 2004 | 108 | #1,768 |
| 2003 | 115 | #1,667 |
| 2002 | 133 | #1,431 |
| 2001 | 137 | #1,383 |
| 2000 | 146 | #1,303 |
| 1999 | 156 | #1,213 |
| 1998 | 158 | #1,178 |
| 1997 | 153 | #1,185 |
| 1996 | 144 | #1,221 |
| 1995 | 148 | #1,164 |
| 1994 | 108 | #1,462 |
| 1993 | 130 | #1,297 |
| 1992 | 128 | #1,309 |
| 1991 | 71 | #1,952 |
| 1990 | 76 | #1,858 |
| 1989 | 56 | #2,164 |
| 1988 | 33 | #3,034 |
| 1987 | 17 | #4,656 |
| 1986 | 11 | #6,153 |
| 1985 | 9 | #6,952 |
Nicknames for Kaytlyn
Names like Kaytlyn
Names given in the same years and the same naming tradition, with a similar sound.
Keira, Caoimhe, Teagan, Aoibheann, Cassidy, Raegan, Caragh, Eireann, Kiara, Ffion, Bree, Eden
Other spellings of Kaytlyn
Kaitlyn, Katelyn, Caitlin, Caitlyn, Kaitlynn, Kaitlin, Caitlynn, Kaithlyn
Names related to Kaytlyn
More Irish names
Oscar, Rowan, Rory, Maeve, Finn, Aiden, Ryan, Nolan, Quinn, Orla, Cody, Erin, Ronan, Connor, Declan, Casey
Sources
Figures from Baby names in England and Wales (Office for National Statistics), Babies' first names (National Records of Scotland), Baby names (Northern Ireland Statistics and Research Agency) and Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Kaytlyn: name meaning, origin and popularity”, https://www.nameling.co.uk/names/kaytlyn, updated 20 October 2026.