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Josh Hartnett

Photo: JoshPopov, CC BY-SA 4.0, via Wikimedia Commons

Actor

Josh Hartnett

American actor and producer (born 1978)

Josh Hartnett is 48 years old, born on July 21, 1978 in Saint Paul.

Next birthday in 259 days, turning 49.

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Born
July 21, 1978, Saint Paul
Age
48
Zodiac sign
Cancer
Country
United States
Known as
Actor

Official links: Official website (joshhartnett.com) · Wikipedia

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Josh’s birthday, by the numbers

  • Josh Hartnett was born on a Friday.
  • Josh Hartnett has been alive for about 17,638 days.
  • Their 20,000-day milestone falls on April 23, 2033.
  • Their next birthday, turning 49, is on a Wednesday.
  • Next milestone: Josh Hartnett turns 50 on July 21, 2028, in 1 year and 8 months. More milestone birthdays
  • Josh Hartnett is younger than 3,543 and older than 3,303 of the living celebrities on CFOTD.
  • Half birthday: January 21. Birthstone: Ruby.
  • Josh Hartnett belongs to Gen X.

Age gaps

Born within weeks of Josh

Kobe BryantBasketball player · August 23, 1978Nicole ScherzingerSinger · June 29, 1978Frank LampardSoccer player · June 20, 1978Zoe SaldañaActor · June 19, 1978Michelle RodriguezActor · July 12, 1978Miroslav KloseSoccer player · June 9, 1978

Days and weekdays are worked out from the birth date. Compare Josh’s age with anyone.

Share Josh Hartnett’s birthday, July 21?Make something for yourself or a birthday friend.
🏅Birthday certificateAdd a name, download a PDF or image🎂Printable birthday pageA free one-page PDF for July 21⭐Birthday twin cardA square card to share

Also born on July 21

All →
Erling HaalandSoccer player · Age 26Robin WilliamsActor · (1951 to 2014)Charlotte GainsbourgActor · Age 55Sami YusufMusician · Age 46Don KnottsActor · (1924 to 2006)Marcelo BielsaSoccer player · Age 71

Also born in 1978

All →
Kobe BryantBasketball player · August 23Gianluigi BuffonSoccer player · January 28Ashton KutcherActor · February 7Didier DrogbaSoccer player · March 11UsherSinger · October 14Nelly FurtadoSinger · December 2

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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 Josh Hartnett?

Josh Hartnett is 48 years old, born on July 21, 1978 in Saint Paul.

What is Josh Hartnett’s zodiac sign?

Cancer, born July 21.

Does Josh Hartnett have an official website?

Yes: joshhartnett.com.