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