Macarther is a variant of Macarthur. One interpretation is “the son of Arthur.”
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1942. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Macarther through the years
Babies since 1880
10
10 boys · 0 girls
Most popular year
1942
10 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
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Too few births to compare
Macarther in U.S. Social Security birth records, 1942–2025, per million boys born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
By the numbers
The most recent published U.S. birth count for boys is 10 in 1942. Later missing counts do not mean the name went unused.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.