Istvan is a very rare boys' name that was most common in the 2000s and has all but disappeared.
Istvan is a boy name. It last appears in U.S. records in 2009. Istvan first appears in 1962 and peaked in 2000 (8 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2009 | 7 | 7 | #10,267 |
| 2007 | 8 | 8 | #9,216 |
| 2000 | 8 | 8 | #7,734 |
| 1999 | 5 | 5 | #10,552 |
| 1997 | 5 | — | #9,853 |
| 1994 | 7 | — | #7,269 |
| 1993 | 7 | — | #7,113 |
| 1991 | 5 | — | #8,730 |
| 1970 | 7 | — | #4,015 |
| 1969 | 5 | — | #4,667 |
| 1968 | 5 | — | #4,390 |
| 1963 | 7 | — | #3,459 |
| 1962 | 5 | — | #4,313 |