Thea: Statistics About The Baby Name Thea
| Year | Boy Rank | # Boys | % Boys | Girl Rank | # Girls | % Girls |
| 2022 | - | - | - | 300 | 1,060 | 0.0594% |
| 2021 | - | - | - | 312 | 1,029 | 0.0578% |
| 2020 | - | - | - | 303 | 1,064 | 0.0604% |
| 2019 | - | - | - | 293 | 1,137 | 0.0624% |
| 2018 | - | - | - | 273 | 1,194 | 0.0647% |
| 2017 | - | - | - | 269 | 1,180 | 0.0629% |
| 2016 | - | - | - | 288 | 1,119 | 0.0580% |
| 2015 | - | - | - | 464 | 683 | 0.0353% |
| 2014 | - | - | - | 776 | 359 | 0.0185% |
| 1965 | - | - | - | 939 | 119 | 0.0065% |
| 1964 | - | - | - | 973 | 119 | 0.0061% |
| 1963 | - | - | - | 987 | 117 | 0.0059% |
| 1962 | - | - | - | 941 | 128 | 0.0063% |
| 1957 | - | - | - | 923 | 124 | 0.0059% |
| 1955 | - | - | - | 838 | 135 | 0.0067% |
| 1954 | - | - | - | 994 | 97 | 0.0049% |
| 1953 | - | - | - | 964 | 98 | 0.0051% |
| 1952 | - | - | - | 914 | 103 | 0.0054% |
| 1950 | - | - | - | 993 | 85 | 0.0048% |
| 1902 | - | - | - | 965 | 14 | 0.0050% |
| 1901 | - | - | - | 879 | 15 | 0.0059% |
| 1895 | - | - | - | 607 | 26 | 0.0105% |
| 1892 | - | - | - | 903 | 12 | 0.0053% |
| 1891 | - | - | - | 998 | 9 | 0.0046% |
| 1889 | - | - | - | 753 | 13 | 0.0069% |
| 1888 | - | - | - | 719 | 14 | 0.0074% |
| 1886 | - | - | - | 774 | 10 | 0.0065% |
| 1885 | - | - | - | 789 | 9 | 0.0063% |
| 1884 | - | - | - | 724 | 10 | 0.0073% |
| 1883 | - | - | - | 914 | 6 | 0.0050% |
| 1882 | - | - | - | 805 | 7 | 0.0060% |
| 1881 | - | - | - | 931 | 5 | 0.0051% |
| 1880 | - | - | - | 827 | 6 | 0.0061% |
