The baby name Trena appears in baby name data for the United States from 1916 to 1986. It was most popular in 1971 with 240 babies given the name.
In the later years of this period, Trena has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1916 | 5 |
| 1944 | 5 |
| 1946 | 10 |
| 1947 | 12 |
| 1952 | 5 |
| 1953 | 8 |
| 1954 | 12 |
| 1955 | 79 |
| 1956 | 55 |
| 1957 | 69 |
| 1958 | 104 |
| 1959 | 99 |
| 1960 | 97 |
| 1961 | 153 |
| 1962 | 137 |
| 1963 | 107 |
| 1964 | 157 |
| 1965 | 143 |
| 1966 | 154 |
| 1967 | 165 |
| 1968 | 215 |
| 1969 | 197 |
| 1970 | 238 |
| 1971 | 240 |
| 1972 | 142 |
| 1973 | 113 |
| 1974 | 88 |
| 1975 | 83 |
| 1976 | 112 |
| 1977 | 64 |
| 1978 | 51 |
| 1979 | 27 |
| 1980 | 27 |
| 1981 | 18 |
| 1982 | 7 |
| 1984 | 5 |
| 1986 | 12 |