| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 1921 | Dalen | English | Rhyming variant of Waylon - a historical blacksmith with supernatural powers. | M | |
| 1922 | Dalena | English | Small valley. Abbreviation of Madeline. | F | |
| 1923 | Dalene | English | Small valley. Abbreviation of Madeline. | F | |
| 1924 | Dalenna | English | Small valley. Abbreviation of Madeline. | F | |
| 1925 | Daley | English | Lives in the valley. | M | |
| 1926 | Dallin | English | Proud. | M | |
| 1927 | Dallton | English | Variant of Dalton: Dale town; valley town. | M | |
| 1928 | Dalten | English | Variant of Dalton: Dale town; valley town. | M | |
| 1929 | Dalton | English | From the farm in the dale. | M | |
| 1930 | Dalwin | English | Variant of Delvin: Friend; good friend. | M | |
| 1931 | Dalwyn | English | Variant of Delvin: Friend; good friend. | M | |
| 1932 | Daly | English | Small valley. Abbreviation of Madeline. | F | |
| 1933 | Daly | English | Variant of Dale: Lives in a dale/valley. | M | |
| 1934 | Dalyn | English | Rhyming variant of Waylon - a historical blacksmith with supernatural powers. | M | |
| 1935 | Dana | English | A feminine form of the Hebrew Daniel, meaning God has judged, God is judge, or God will judge. Also used as a derivitive of the surname Dane, meaning From Denmark. | F | |
| 1936 | Dana | English | From Denmark. Also a form of Daniel, meaning God has judged, God is judge, or God will judge. | M | |
| 1937 | Danah | English | From Denmark. Also a variant of Daniel. | F | |
| 1938 | Dane | English | Brook. Also from the surname Dane, meaning 'From Denmark.'. | M | |
| 1939 | Danelle | English | Feminine variant of Daniel: God will judge. | F | |
| 1940 | Danette | English | Feminine variant of Daniel: God will judge. | F | |