Thia is a rare variant of Thea that peaked in 2019 and has grown less common since.
Thia is a girl name. In 2025 it ranked #11,837 for girl births in the United States (and #19,861 across all names), given to 8 babies. Thia first appears in 1962 and peaked in 2019 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 8 | 8 | #11,837 |
| 2024 | 12 | 12 | #8,901 |
| 2023 | 10 | 10 | #10,255 |
| 2022 | 11 | 11 | #9,620 |
| 2021 | 11 | 11 | #9,494 |
| 2020 | 9 | 9 | #11,011 |
| 2019 | 17 | 17 | #6,994 |
| 2018 | 12 | 12 | #9,109 |
| 2017 | 16 | 16 | #7,415 |
| 2016 | 14 | 14 | #8,356 |
| 2015 | 5 | 5 | #18,874 |
| 2014 | 10 | 10 | #10,888 |
| 2013 | 6 | 6 | #16,367 |
| 2012 | 8 | 8 | #13,367 |
| 2011 | 16 | 16 | #7,749 |
| 2010 | 7 | 7 | #14,824 |
| 2009 | 10 | 10 | #11,395 |
| 2007 | 5 | 5 | #20,319 |
| 2006 | 6 | 6 | #16,970 |
| 2004 | 8 | 8 | #12,684 |
| 1994 | 6 | — | #13,305 |
| 1992 | 7 | — | #11,641 |
| 1991 | 12 | — | #7,393 |
| 1990 | 6 | — | #12,838 |
| 1989 | 6 | — | #12,254 |
| 1987 | 5 | — | #13,110 |
| 1986 | 7 | — | #9,464 |
| 1985 | 5 | — | #12,351 |
| 1983 | 6 | — | #10,183 |
| 1982 | 9 | — | #7,430 |
| 1981 | 8 | — | #8,078 |
| 1980 | 12 | — | #5,886 |
| 1979 | 6 | — | #10,118 |
| 1974 | 6 | — | #8,668 |
| 1972 | 5 | — | #9,538 |
| 1970 | 6 | — | #7,920 |
| 1966 | 7 | — | #5,759 |
| 1965 | 5 | — | #7,447 |
| 1964 | 9 | — | #4,978 |
| 1962 | 5 | — | #7,492 |