| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1941 | Lima | Latin | Goddess of the threshold. | F | |
| 1942 | Limentina | Latin | Goddess of the threshold. | F | |
| 1943 | Lina | Latin | Diminutive of Carolina: Strong. A latinized form of Caroline. Famous bearer: the American states of North and South Carolina were named after British king Charles I. | F | |
| 1944 | Lincoln | Latin | Lakeside colony. The name of an early Roman settlement in England. | M | |
| 1945 | Linda | Latin | Beautiful. | F | |
| 1946 | Lino | Latin | Praise. | M | |
| 1947 | Linus | Latin | Net.A Christian companion to Paul in Rome. | M | |
| 1948 | Lionel | Latin | Little lion. | M | |
| 1949 | Liora | Latin | The laurel tree or sweet bay tree symbolic of honor and victory. Old name with many variants. | F | |
| 1950 | Liriope | Latin | Mother of Narcissus. | F | |
| 1951 | Lita | Latin | Joyful. | F | |
| 1952 | Liuz | Latin | Light. | M | |
| 1953 | Livana | Latin | Raise up. Levana was the Roman mythological goddess and protectress of newborns. | F | |
| 1954 | Livia | Latin | Olive. | F | |
| 1955 | Livie | Latin | Olive. | F | |
| 1956 | Lombard | Latin | Long beard. | M | |
| 1957 | Lon | Latin | Lion. | M | |
| 1958 | Longobard | Latin | Long beard. | M | |
| 1959 | Lora | Latin | Laurel; The laurel tree or sweet bay tree symbolic of honor and victory. Old name with many variants. | F | |
| 1960 | Lorant | Latin | Laurel. | M | |