THE DATE BEHIND THE NAME
Sienna Miller
British-American actress (born 1981)
Sienna Miller was born on December 28, 1981 in New York City, United States, and is 44 years old.
Born
December 28, 1981
Sienna Miller is 44 years old as of October 7, 2026 (UTC).
Source:
Synchronized from Wikidata on October 5, 2026.
- Birthplace
- New York City, United States
- Professions
- television actor, socialite, actor, model, film actor, fashion designer, stage actor, voice actor
- Citizenship
- United Kingdom, United States
More about Sienna Miller
- Zodiac sign
- Capricorn
- Birth name
- Sienna Rose Diana Miller
Family
- Partner
- Jude Law
- Partner
- Tom Sturridge
Official links & social profiles
All birth date sources
A source is P248 “stated in” or a non-Wikimedia reference URL. Import-only references do not qualify.
Synchronized from Wikidata on October 5, 2026. View Wikidata record
Questions people ask
How old is Sienna Miller?
Sienna Miller is 44 years old as of October 7, 2026 (UTC).
When is Sienna Miller’s birthday?
Sienna Miller’s recorded birthday is December 28.
Where was Sienna Miller born?
Sienna Miller was born in New York City, United States.
What was Sienna Miller’s name at birth?
Sienna Miller’s recorded birth name is Sienna Rose Diana Miller.