Photo: John Manard, CC BY-SA 4.0, via Wikimedia Commons
Actor
Summer Glau
American actress
Summer Glau is 45 years old, born on July 24, 1981 in San Antonio.
Next birthday in 262 days, turning 46.
Summer Glau fansites
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Summer’s birthday, by the numbers
- Summer Glau was born on a Friday.
- Summer Glau has been alive for about 16,539 days.
- Their 20,000-day milestone falls on April 26, 2036.
- Their next birthday, turning 46, is on a Saturday.
- Next milestone: Summer Glau turns 50 on July 24, 2031, in 4 years and 8 months. More milestone birthdays
- Summer Glau is younger than 4,027 and older than 2,819 of the living celebrities on CFOTD.
- Half birthday: January 24. Birthstone: Ruby.
- Summer Glau belongs to Millennials.
Age gaps
- When Summer Glau was born, Leonardo DiCaprio was 6. Compare
- Summer Glau was 7 when Corbin Bleu was born. Compare
Born within weeks of Summer
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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 Summer Glau?
Summer Glau is 45 years old, born on July 24, 1981 in San Antonio.
What is Summer Glau’s zodiac sign?
Leo, born July 24.