Kennieth is a rare variant of Kenneth that was most common in the 1950s and has all but disappeared.
Kennieth is a boy name. It last appears in U.S. records in 1999. Kennieth was first reported in SSA data in 1939 and peaked in 1955 (19 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1999 | 6 | 6 | #9,342 |
| 1994 | 8 | — | #6,701 |
| 1993 | 7 | — | #7,224 |
| 1990 | 8 | — | #6,146 |
| 1983 | 6 | — | #5,884 |
| 1982 | 5 | — | #6,883 |
| 1981 | 5 | — | #6,805 |
| 1979 | 7 | — | #5,120 |
| 1978 | 5 | — | #6,318 |
| 1977 | 5 | — | #6,367 |
| 1976 | 10 | — | #3,610 |
| 1975 | 10 | — | #3,552 |
| 1974 | 5 | — | #5,627 |
| 1973 | 6 | — | #4,820 |
| 1972 | 6 | — | #4,726 |
| 1971 | 5 | — | #5,299 |
| 1970 | 14 | — | #2,577 |
| 1969 | 9 | — | #3,198 |
| 1968 | 8 | — | #3,245 |
| 1967 | 7 | — | #3,411 |
| 1966 | 8 | — | #3,123 |
| 1965 | 13 | — | #2,319 |
| 1964 | 18 | — | #1,940 |
| 1963 | 12 | — | #2,480 |
| 1962 | 16 | — | #2,082 |
| 1961 | 12 | — | #2,482 |
| 1960 | 19 | — | #1,886 |
| 1959 | 18 | — | #1,942 |
| 1958 | 16 | — | #2,067 |
| 1957 | 15 | — | #2,145 |
| 1956 | 12 | — | #2,437 |
| 1955 | 19 | — | #1,823 |
| 1954 | 11 | — | #2,534 |
| 1953 | 12 | — | #2,347 |
| 1952 | 17 | — | #1,905 |
| 1951 | 11 | — | #2,436 |
| 1950 | 8 | — | #2,905 |
| 1949 | 7 | — | #3,158 |
| 1948 | 7 | — | #3,171 |
| 1947 | 8 | — | #2,994 |
| 1945 | 5 | — | #3,551 |
| 1942 | 5 | — | #3,838 |
| 1941 | 8 | — | #2,777 |
| 1939 | 5 | — | #3,742 |