Johnthan is a rare variant of Jonathan that was most common in the 1990s and has all but disappeared.
Johnthan is a boy name. It last appears in U.S. records in 2013. Johnthan first appears in 1954 and peaked in 1991 (36 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2013 | 6 | 6 | #11,409 |
| 2011 | 7 | 7 | #10,147 |
| 2010 | 9 | 9 | #8,434 |
| 2009 | 5 | 5 | #13,401 |
| 2008 | 6 | 6 | #11,771 |
| 2007 | 14 | 14 | #6,080 |
| 2006 | 10 | 10 | #7,702 |
| 2005 | 13 | 13 | #6,034 |
| 2004 | 9 | 9 | #7,851 |
| 2003 | 15 | 15 | #5,150 |
| 2002 | 17 | 17 | #4,598 |
| 2001 | 16 | 16 | #4,778 |
| 2000 | 17 | 17 | #4,478 |
| 1999 | 11 | 11 | #5,834 |
| 1998 | 10 | 10 | #6,048 |
| 1997 | 19 | — | #3,668 |
| 1996 | 20 | — | #3,472 |
| 1995 | 15 | — | #4,156 |
| 1994 | 24 | — | #2,987 |
| 1993 | 25 | — | #2,820 |
| 1992 | 24 | — | #2,879 |
| 1991 | 36 | — | #2,072 |
| 1990 | 29 | — | #2,406 |
| 1989 | 29 | — | #2,325 |
| 1988 | 35 | — | #1,893 |
| 1987 | 22 | — | #2,514 |
| 1986 | 26 | — | #2,190 |
| 1985 | 27 | — | #2,094 |
| 1984 | 27 | — | #2,007 |
| 1983 | 17 | — | #2,730 |
| 1982 | 20 | — | #2,469 |
| 1981 | 14 | — | #3,129 |
| 1980 | 18 | — | #2,672 |
| 1979 | 13 | — | #3,255 |
| 1978 | 9 | — | #3,996 |
| 1977 | 13 | — | #3,104 |
| 1976 | 6 | — | #5,257 |
| 1975 | 16 | — | #2,585 |
| 1974 | 15 | — | #2,611 |
| 1973 | 7 | — | #4,282 |
| 1972 | 22 | — | #1,942 |
| 1971 | 19 | — | #2,167 |
| 1970 | 16 | — | #2,349 |
| 1969 | 9 | — | #3,193 |
| 1968 | 8 | — | #3,233 |
| 1966 | 8 | — | #3,113 |
| 1965 | 8 | — | #3,110 |
| 1964 | 6 | — | #3,821 |
| 1963 | 6 | — | #3,827 |
| 1962 | 6 | — | #3,833 |
| 1960 | 8 | — | #3,208 |
| 1954 | 5 | — | #4,091 |