Total babies named Tiersa (all years): 99
| Year | Girls (count / rank / %) |
|---|---|
| 2003 | 5 / #18207 / 0.000% |
| 2001 | 8 / #11973 / 0.000% |
| 1999 | 5 / #16735 / 0.000% |
| 1998 | 5 / #16411 / 0.000% |
| 1995 | 9 / #9499 / 0.001% |
| 1994 | 7 / #11697 / 0.000% |
| 1993 | 6 / #13316 / 0.000% |
| 1991 | 6 / #13017 / 0.000% |
| 1990 | 5 / #15097 / 0.000% |
| 1987 | 6 / #11202 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1984 | 5 / #12051 / 0.000% |
| 1974 | 6 / #8672 / 0.000% |
| 1973 | 7 / #7383 / 0.000% |
| 1971 | 10 / #5506 / 0.001% |
| 1965 | 9 / #4802 / 0.001% |