What does Sienna mean?
From the Italian city of Siena and its russet earth pigment, sienna.
What does Bianca mean?
From the Italian, “white,” a symbol of purity.
Sienna vs Bianca
Which is more popular?
Sienna is more popular than Bianca today: about 2,659 US babies were given the name Sienna in 2025, compared with 594 named Bianca.
| Sienna | Bianca | |
|---|---|---|
| Meaning | Reddish-brown | White |
| Origin | Italian | Italian |
| Gender | Girl | Girl |
| Pronunciation | see-EN-uh | bee-AHN-kuh |
| Syllables | 3 | 3 |
| First appeared | 1960 | 1905 |
| Peak year | 2025 (2,659) | 1991 (3,844) |
| In 2025 | 2,659 | 594 |
| Trend | Near its peak | Declining |
Popularity over time, 1880–2025
Sienna
Bianca
Source: US Social Security Administration.
Births by decade
| Decade | Sienna | Bianca |
|---|---|---|
| 2020s | 12,482 | 4,106 |
| 2010s | 14,136 | 9,293 |
| 2000s | 10,685 | 18,914 |
| 1990s | 2,151 | 28,558 |
| 1980s | 305 | 12,462 |
| 1970s | 102 | 3,041 |
| 1960s | 16 | 560 |
| 1950s | 0 | 324 |
| 1940s | 0 | 73 |
| 1930s | 0 | 33 |
| 1920s | 0 | 95 |
| 1910s | 0 | 89 |
| 1900s | 0 | 16 |
Frequently asked questions
Is Sienna or Bianca more popular?
Sienna is more popular than Bianca today: about 2,659 US babies were given the name Sienna in 2025, compared with 594 named Bianca.
What is the difference between Sienna and Bianca?
Sienna means Reddish-brown (Italian origin), while Bianca means White (Italian origin).
Which name is older, Sienna or Bianca?
In US records, Sienna first appears in 1960 and Bianca in 1905, so Bianca has the longer recorded history.