| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 1901 | Dael | English | Lives in the valley. | F | |
| 1902 | Dael | English | Lives in the valley. | M | |
| 1903 | Daelan | English | Rhyming variant of Waylon - a historical blacksmith with supernatural powers. | M | |
| 1904 | Daelyn | English | Small valley. | F | |
| 1905 | Daena | English | From Denmark. Also a variant of Daniel. | F | |
| 1906 | Daesgesage | English | Day's eye. | F | |
| 1907 | Dagian | English | Dawn. | F | |
| 1908 | Dagwood | English | Bright wood; from the bright one's forest. | M | |
| 1909 | Dain | English | Variant of Dane: Brook. Also from the surname Dane, meaning 'From Denmark.'. | M | |
| 1910 | Daina | English | From Denmark. Also a variant of Daniel. | F | |
| 1911 | Daine | English | Variant of Dane 'from Denmark.'. | M | |
| 1912 | Daisey | English | Day's eye. A flower name. | F | |
| 1913 | Daisi | English | Day's eye. A flower name. | F | |
| 1914 | Daisie | English | Day's eye. A flower name. | F | |
| 1915 | Daisy | English | Day's eye, from the old English. Also a flower name. Also a translation of the French Marguerite, and used as a pet form of Margaret. The use of Daisy in the chorus of the song A bicycle built for two made the name Daisy famous. | F | |
| 1916 | Daizy | English | Day's eye. A flower name. | F | |
| 1917 | Dal | English | Diminutive of Dale: Lives in a dale/valley. | M | |
| 1918 | Dalbert | English | Bright one; proud. | M | |
| 1919 | Dale | English | Lives in the valley. Small valley. Surname. | F | |
| 1920 | Dale | English | Lives in the valley. Surname. | M | |