Arthur MacArthur III | |
|---|---|
| Born | June 1, 1876 |
| Died | December 2, 1923 (aged 47) Washington, D.C., US |
| Buried | |
| Allegiance | United States |
| Service | United States Navy |
| Years of service | 1896–1923 |
| Rank | Captain |
| Commands | |
| Battles / wars | |
| Awards | |
| Spouse(s) |
Mary Hendry McCalla (m. 1902) |
| Children | 5, including Douglas |
| Relations | Arthur MacArthur Jr. (father) Douglas MacArthur (brother) See MacArthur family |
Arthur MacArthur III (June 1, 1876 – December 2, 1923) was a United States Navy officer, whose active-duty career extended from the Spanish–American War through World War I. He was an elder brother of General Douglas MacArthur (1880–1964).