The baby name Guillermina appears in baby name data for the United States from 1923 to 1993. It was most popular in 1955 with 21 babies given the name.
Over the period shown, Guillermina has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1923 | 6 |
| 1924 | 5 |
| 1925 | 9 |
| 1926 | 12 |
| 1927 | 10 |
| 1928 | 18 |
| 1929 | 16 |
| 1930 | 12 |
| 1933 | 10 |
| 1938 | 5 |
| 1939 | 9 |
| 1940 | 9 |
| 1950 | 14 |
| 1951 | 14 |
| 1952 | 12 |
| 1953 | 15 |
| 1954 | 16 |
| 1955 | 21 |
| 1956 | 15 |
| 1957 | 6 |
| 1958 | 19 |
| 1959 | 8 |
| 1960 | 9 |
| 1961 | 9 |
| 1966 | 12 |
| 1968 | 6 |
| 1969 | 14 |
| 1970 | 12 |
| 1971 | 13 |
| 1973 | 9 |
| 1974 | 11 |
| 1975 | 9 |
| 1976 | 5 |
| 1977 | 6 |
| 1978 | 9 |
| 1979 | 15 |
| 1982 | 6 |
| 1985 | 12 |
| 1986 | 10 |
| 1987 | 10 |
| 1993 | 5 |