Thi is a rare variant of Thea that peaked in 1983 and has since faded.
Thi is predominantly a girl name. It last appears in U.S. records in 2018. Thi first appears in 1976 and peaked in 1982 (20 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2018 | 6 | 6 | #15,516 | — |
| 2015 | 5 | 5 | #18,873 | — |
| 2013 | 5 | 5 | #19,061 | — |
| 2012 | 5 | 5 | #19,304 | — |
| 2011 | 10 | 10 | #11,128 | — |
| 2010 | 5 | 5 | #19,599 | — |
| 2009 | 9 | 9 | #12,364 | — |
| 2008 | 11 | 11 | #10,746 | — |
| 2007 | 16 | 16 | #8,064 | — |
| 2006 | 15 | 15 | #8,209 | — |
| 2005 | 8 | 8 | #12,919 | — |
| 2004 | 11 | 11 | #9,843 | — |
| 2003 | 9 | 9 | #11,256 | — |
| 2002 | 11 | 11 | #9,428 | — |
| 2001 | 13 | 13 | #8,159 | — |
| 2000 | 12 | 12 | #8,504 | — |
| 1999 | 10 | 10 | #9,419 | — |
| 1998 | 12 | 12 | #7,989 | — |
| 1997 | 15 | — | #10,755 | #8,028 |
| 1996 | 11 | — | #8,098 | — |
| 1995 | 5 | — | #15,580 | — |
| 1994 | 19 | — | #6,636 | #10,110 |
| 1993 | 14 | — | #6,595 | — |
| 1992 | 20 | — | #6,293 | #9,682 |
| 1991 | 17 | — | #7,950 | #8,150 |
| 1990 | 19 | — | #5,048 | — |
| 1989 | 11 | — | #7,415 | — |
| 1988 | 14 | — | #9,182 | #7,175 |
| 1987 | 15 | — | #8,709 | #6,027 |
| 1986 | 6 | — | #10,804 | — |
| 1985 | 19 | — | #6,013 | #5,718 |
| 1984 | 11 | — | #6,257 | — |
| 1983 | 27 | — | #4,274 | #4,461 |
| 1982 | 20 | — | #4,019 | — |
| 1981 | 17 | — | #6,288 | #6,181 |
| 1980 | 9 | — | #7,363 | — |
| 1979 | 11 | — | #10,117 | #6,982 |
| 1978 | 9 | — | #6,910 | — |
| 1976 | 9 | — | #6,565 | — |