Arnie, pronounced “AR-nee” in both British and American English, functions as a unisex given name that originated as a diminutive of Arnold—itself derived from the Germanic elements arn (meaning “eagle”) and wald (“power” or “rule”). Historically deployed chiefly as a masculine hypocorism, the name has, in line with recent naming trends favoring diminutives as standalone choices, seen intermittent use for girls, thereby underscoring its unisex versatility. An examination of United States birth‐registration data reveals that Arnie achieved modest popularity through the mid‐twentieth century before experiencing a gradual decline, yet it has persisted within the ranks of the roughly nine to twelve annual occurrences recorded in the early 2020s. In this respect, Arnie embodies a measured synthesis of affectionate informality and etymological depth, appealing to those who value both tradition and approachable resonance.
| Arnie Ginsburg was a popular Boston radio DJ who later became a broadcasting executive and television station owner. |
| Arnie Ball is a retired American volleyball coach who led the IPFW men's team for 35 seasons, earning 570 wins. |
| Arnie Paul Robinson Jr. was an American long jumper who won Olympic bronze in 1972 and gold in 1976. |
| Arnie Morgan - Arnold Morgan is a former English rugby league player who represented Great Britain, England and Yorkshire. |
| Arnie Baker is a Canadian-born cycling coach, racer, and writer. |
| Arnie Ramirez is an American soccer manager who most recently served as head coach at Ramapo College. |
| Arnie Weinmeister - Arnold George Weinmeister was a Canadian football star known for his speed, four Pro Bowl selections and induction into the Pro Football Hall of Fame. |
| Arnie F. Betts was an American newspaper editor and politician. |
| Arnie Wilson - Arnold Wilson was an Australian rules footballer who played for St Kilda in the Victorian Football League. |
| Arnie Stocks - Arnold Hugh Stocks was a Canadian football player who won the 1950 Grey Cup with the Toronto Argonauts. |
| Arnie Enar Sundberg was an American weightlifter who competed at the 1932 Summer Olympics. |
| Arnie Schmautz - Arnold Wilfred Schmautz was a Canadian professional hockey player who played 934 games in the Western Hockey League. |
| Arnie Hamilton is a former Canadian politician who represented Esquimalt-Metchosin in British Columbia's legislature from 2001 to 2005. |
| Arnie Teves - Arnolfo Teves Jr. is a Filipino politician and businessman who represented Negros Oriental in Congress from 2016 until his expulsion in 2023. |