Sinai is an uncommon variant of Siena that peaked in 2009 and remains in steady use.
Sinai is predominantly a girl name. In 2025 it ranked #2,381 among girls (76) and #8,816 among boys (9) — overall #3,965 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 85 | 85 | #2,381 | #8,816 |
| 2024 | 90 | 90 | #2,410 | #6,423 |
| 2023 | 110 | 110 | #1,933 | #10,647 |
| 2022 | 111 | 111 | #2,046 | #5,830 |
| 2021 | 49 | 49 | #3,290 | — |
| 2020 | 74 | 74 | #2,742 | #6,572 |
| 2019 | 79 | 79 | #2,534 | #8,773 |
| 2018 | 63 | 63 | #2,998 | #9,538 |
| 2017 | 72 | 72 | #2,775 | #8,055 |
| 2016 | 86 | 86 | #2,362 | #11,923 |
| 2015 | 83 | 83 | #2,275 | — |
| 2014 | 96 | 96 | #2,046 | — |
| 2013 | 93 | 93 | #2,170 | #11,947 |
| 2012 | 105 | 105 | #2,075 | #6,974 |
| 2011 | 101 | 101 | #2,100 | #8,662 |
| 2010 | 81 | 81 | #2,473 | #13,966 |
| 2009 | 115 | 115 | #2,028 | #6,754 |
| 2008 | 98 | 98 | #2,292 | #7,118 |
| 2007 | 106 | 106 | #2,055 | #12,146 |
| 2006 | 106 | 106 | #2,104 | #6,402 |
| 2005 | 96 | 96 | #2,136 | #8,196 |
| 2004 | 81 | 81 | #2,365 | #8,800 |
| 2003 | 75 | 75 | #2,551 | #6,657 |
| 2002 | 54 | 54 | #3,059 | #10,475 |
| 2001 | 73 | 73 | #2,435 | #8,202 |
| 2000 | 60 | 60 | #2,736 | #10,172 |
| 1999 | 48 | 48 | #3,184 | #8,577 |
| 1998 | 49 | 49 | #3,166 | #6,759 |
| 1997 | 30 | — | #4,642 | #7,993 |
| 1996 | 33 | — | #3,925 | #10,328 |
| 1995 | 28 | — | #3,868 | — |
| 1994 | 16 | — | #5,952 | — |
| 1993 | 14 | — | #6,580 | — |
| 1992 | 15 | — | #6,272 | — |
| 1991 | 23 | — | #4,473 | — |
| 1990 | 17 | — | #7,247 | #9,313 |
| 1989 | 12 | — | #6,909 | — |
| 1988 | 8 | — | #9,128 | — |