Mckoy

Gender: Boy
Say it: muh-KOY
Origin: Irish
US rank, 2025: #5,397 for boys

Mckoy is a boys' name of Irish origin, meaning “son of Aodh”. In 2025 it ranked 5,397th for boys in the US (17 babies).

What does Mckoy mean?

Irish: variant of McCoy, Irish and Scottish surname from Gaelic Mac Aoidh

“son of Aodh”

The phrase the real McCoy, meaning the genuine article, made the surname widely familiar.

Is Mckoy a girl's or a boy's name?

Mckoy is a boys' name. In 2025, it was given to 17 boys in the US. Too few girls were given it to be listed.

How popular is Mckoy in the US?

Rank in 2025: 5,397th among boys
Babies in 2025: 17 about 1 in 100,000 boys
Five-year trend: Steady down 12% in five years
Same name in a class: under 1% chance among 15 boys

In 2025, 17 boys in the US were named Mckoy, making it the 5,397th most popular name for boys. Five years earlier, in 2020, it was 5,695th. Its busiest year was 2016, with 22 boys. It first appears in the records in 1999.

Half of all the boys named Mckoy in the US since 1880 were born between 2010 and 2020, the years shaded on the chart below.

In 2025, 342 boys in the US were given Mckoy or a name that sounds the same. With every name's spellings counted this way, that ranks #714, up from #5,397 for this spelling alone.

Mccoy 309
Mckoy 17
Macoy 16

1999Busiest: 22 in 20162025

Mckoy in the US, year by year

Year	Boys	Rank
2025	17	#5,397
2024	8	#8,982
2023	18	#5,250
2022	12	#6,822
2021	14	#6,027
2020	15	#5,695
2019	22	#4,476
2018	12	#6,699
2017	10	#7,542
2016	22	#4,469
2015	13	#6,320
2014	8	#8,775
2013	11	#7,021
2012	14	#5,995
2011	11	#7,002
2010	15	#5,737
2009	11	#7,231
2008	5	#12,546
2007	9	#8,169
2006	7	#9,579
2005	0	–
2004	6	#9,941
2003	11	#6,251
2002	5	#10,660
2001	0	–
2000	0	–
1999	5	#9,905