Joshau is a very rare variant of Joshua that was most common in the 1980s and has all but disappeared.
Joshau is a boy name. It last appears in U.S. records in 2008. Joshau was first reported in SSA data in 1976 and peaked in 1985 (20 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2008 | 5 | 5 | #13,527 |
| 2001 | 8 | 8 | #7,909 |
| 1999 | 8 | 8 | #7,493 |
| 1998 | 7 | 7 | #7,998 |
| 1997 | 6 | — | #8,684 |
| 1996 | 5 | — | #9,742 |
| 1995 | 9 | — | #6,165 |
| 1993 | 9 | — | #5,980 |
| 1992 | 6 | — | #7,928 |
| 1991 | 9 | — | #5,735 |
| 1990 | 10 | — | #5,181 |
| 1989 | 10 | — | #4,994 |
| 1988 | 16 | — | #3,280 |
| 1987 | 15 | — | #3,272 |
| 1986 | 17 | — | #2,947 |
| 1985 | 20 | — | #2,552 |
| 1984 | 15 | — | #3,031 |
| 1983 | 13 | — | #3,319 |
| 1982 | 13 | — | #3,396 |
| 1981 | 6 | — | #5,853 |
| 1980 | 7 | — | #5,214 |
| 1979 | 14 | — | #3,081 |
| 1978 | 6 | — | #5,413 |
| 1977 | 8 | — | #4,378 |
| 1976 | 5 | — | #6,019 |