Photo: Raph_PH, CC BY 4.0, via Wikimedia Commons
Singer
Olivia Dean
British singer
Olivia Dean is 27 years old, born on March 14, 1999 in London Borough of Haringey.
Next birthday in 130 days, turning 28.
- Born
- March 14, 1999, London Borough of Haringey
- Age
- 27
- Zodiac sign
- Pisces
- Country
- United Kingdom
- Known as
- Singer
Official links: Official website (oliviadeano.com) · Instagram · YouTube · TikTok · Wikipedia
Olivia Dean fansites
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Olivia’s birthday, by the numbers
- Olivia Dean was born on a Sunday.
- Olivia Dean has been alive for about 10,097 days.
- Their 15,000-day milestone falls on April 7, 2040.
- Their next birthday, turning 28, is on a Sunday.
- Next milestone: Olivia Dean turns 30 on March 14, 2029, in 2 years and 4 months. More milestone birthdays
- Olivia Dean is younger than 6,367 and older than 479 of the living celebrities on CFOTD.
- Half birthday: September 14. Birthstone: Aquamarine and bloodstone.
- Olivia Dean belongs to Gen Z.
Age gaps
- When Olivia Dean was born, Selena Gomez was 6. Compare
- Sabrina Carpenter was born 1 month and 27 days after Olivia Dean. Compare
Born within weeks of Olivia
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Birthday wishes from fans
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Birth dates and details from Wikidata (checked October 15, 2026, newest names added October 27, 2026). Ages update every day. Photos are freely licensed and credited on each profile. How we build this site · Report a mistake
Frequently asked questions
How old is Olivia Dean?
Olivia Dean is 27 years old, born on March 14, 1999 in London Borough of Haringey.
What is Olivia Dean’s zodiac sign?
Pisces, born March 14.
Does Olivia Dean have an official website?
Yes: oliviadeano.com.