Will my child share the name Mhairi with classmates?

Unlikely. With around 6 UK babies named Mhairi per year, your child will almost certainly be the only Mhairi in their class, and possibly the only one in the whole school.

Is Mhairi becoming more or less popular in the UK?

Mhairi is rising: up 1,788 places since 2020, to #3,705 in 2025. Its best recorded position was #1,018 in 1999.

Is Mhairi a good choice for a distinctive name?

Mhairi is a distinctive choice sitting outside the mainstream UK top names. Parents choosing less common names often find their children appreciate the individuality as they grow up, rarely needing to add an initial to distinguish themselves.

Is Mhairi a popular baby name in the United States?

Mhairi does not appear in the US top 1,000 baby names, making it a distinctively British choice.

👧 Girl's name 💎 Relatively Unique UK #3705

Mhairi

🗳️ Add Mhairi to a family shortlist

Mhairi is a distinctive choice, ranked #3705 in 2025. Your child is likely to be the only Mhairi in their class.

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UK Rank 2025

#3705

About the Name Mhairi

Mhairi has seen a notable decline in recent years, dropping 141 places in five years. It was most popular in 1999 at #1018 — parents choosing it today are making a deliberately counter-trend decision. The name has been a consistent presence in UK records since 1996.

Mhairi is rare in the UK, so your child is very likely to be the only Mhairi in their class.