| Delia | Calliope | |
|---|---|---|
| Meaning | Of Delos | Beautiful voice |
| Origin | Greek | greek |
| Gender | Girl | Girl |
| Pronunciation | DEEL-yah | kuh-LY-uh-pee |
| Syllables | 2 | 4 |
| First appeared | 1880 | 1917 |
| Peak year | 1957 (490) | 2025 (682) |
| In 2025 | 135 | 682 |
| Trend | Declining | Near its peak |
Source: US Social Security Administration.
| Decade | Delia | Calliope |
|---|---|---|
| 2020s | 873 | 3,336 |
| 2010s | 1,973 | 2,339 |
| 2000s | 2,346 | 287 |
| 1990s | 2,191 | 55 |
| 1980s | 2,213 | 11 |
| 1970s | 2,976 | 5 |
| 1960s | 3,856 | 0 |
| 1950s | 4,589 | 10 |
| 1940s | 3,213 | 0 |
| 1930s | 2,853 | 5 |
| 1920s | 2,829 | 43 |
| 1910s | 2,360 | 7 |
| 1900s | 1,629 | 0 |
| 1890s | 1,871 | 0 |
| 1880s | 1,546 | 0 |
Delia means “of Delos,” the island birthplace of Artemis.
From Greek Kalliopē, from kallos 'beauty' + ops 'voice', literally 'beautiful-voiced'. The name of the Muse of epic poetry; the 'beauty' root (kallos) is explicit.
Calliope is more popular than Delia today: about 682 US babies were given the name Calliope in 2025, compared with 135 named Delia.
Delia means Of Delos (Greek origin), while Calliope means Beautiful voice (greek origin).
In US records, Delia first appears in 1880 and Calliope in 1917, so Delia has the longer recorded history.