Ryun is a very rare variant of Ryan that was most common in the 1990s and has all but disappeared.
Ryun is a boy name. It last appears in U.S. records in 2013. Ryun first appears in 1972 and peaked in 1996 (13 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2013 | 5 | 5 | #13,693 |
| 2009 | 7 | 7 | #10,757 |
| 2007 | 5 | 5 | #14,007 |
| 2004 | 5 | 5 | #12,865 |
| 2001 | 5 | 5 | #11,965 |
| 1998 | 6 | 6 | #9,421 |
| 1997 | 7 | — | #7,959 |
| 1996 | 13 | — | #4,833 |
| 1994 | 11 | — | #5,385 |
| 1993 | 10 | — | #5,699 |
| 1992 | 11 | — | #5,178 |
| 1991 | 11 | — | #5,037 |
| 1990 | 7 | — | #7,033 |
| 1989 | 9 | — | #5,513 |
| 1988 | 10 | — | #4,723 |
| 1987 | 8 | — | #5,366 |
| 1984 | 6 | — | #6,181 |
| 1983 | 7 | — | #5,373 |
| 1979 | 6 | — | #5,924 |
| 1975 | 8 | — | #4,238 |
| 1974 | 8 | — | #4,117 |
| 1973 | 10 | — | #3,409 |
| 1972 | 7 | — | #4,362 |