★ HOW OLD IS ALEX O'LOUGHLIN?
Alex O'Loughlin is 49 years old, born August 24, 1976 in AU · Virgo.
#20526of 35,276 Actors on HotBirthdays
★ LEDE
About
Alex O'Loughlin anchored Hawaii Five-0 as Lieutenant Commander Steve McGarrett for a decade, becoming the face of CBS's biggest procedural remake. Born in Australia in 1976, he built his career on ensemble dramas—Moonlight and Three Rivers—before the 2010 reboot cemented his status. A Virgo known for grounded, steady presence on screen.
★ FEATURE
Biography
Alex O'Loughlin is an Australian actor born 24 August 1976. He is best known for playing Lieutenant Commander Steve McGarrett on CBS's Hawaii Five-0 from 2010 to 2020, a role that made him the anchor of one of network television's longest-running crime dramas. Before that breakout, O'Loughlin had headlined two short-lived prestige TV runs: the supernatural noir Moonlight (2007–2008) and the medical ensemble Three Rivers (2009–2010), both of which showcased his ability to carry dramatic weight. He also appeared in the romantic comedy films Oyster Farmer (2004) and The Back-up Plan (2010), widening his range beyond television. As an actor, O'Loughlin performs in scripted drama across film and television, bringing character depth to both leading and supporting roles. His life-path number is 1, suggesting pioneering drive and leadership—fitting for an actor who anchored a flagship network series for a full decade. A Virgo born in late August, he carries the sign's reputation for precision and dedication.
★ SIDEBAR
Trivia
- Starred in Oyster Farmer (2004) and The Back-up Plan (2010) before Hawaii Five-0 became his signature role.
- Headlined two short-lived prestige dramas: Moonlight (2007–2008) and Three Rivers (2009–2010), both canceled after one or two seasons.
- Played Lieutenant Commander Steve McGarrett for the full 10-season run of CBS's Hawaii Five-0 (2010–2020).
★ SIDEBAR
Numerology
LIFE-PATH NUMBER
The Leader
Independent, ambitious, and self-reliant. Alex O'Loughlin tend to step into pioneer roles early and prefer setting direction over following it.
★ ALL LIFE-PATH 1 CELEBS →★ ASTROLOGY
Birthday compatibility
By Chinese zodiac — san-he trine for best matches, opposing pair for the most friction-prone.
HIGHLY COMPATIBLE
- Rae Lil BlackRat · 1996
- Yung GravyRat · 1996
- IsaacMonkey · 2004
- Robbie UreMonkey · 2004
- Seol In-ahRat · 1996
CHALLENGING
- Alexander GouldDog · 1994
- Jean-Carl Boucher
★ FAQ
Frequently asked
- How old is Alex O'Loughlin?
- Alex O'Loughlin is 49 years old (born August 24, 1976).
- When is Alex O'Loughlin's birthday?
- Alex O'Loughlin was born on August 24, 1976.
- What is Alex O'Loughlin's zodiac sign?
- Alex O'Loughlin is a Virgo, born August 24, 1976.
- What is Alex O'Loughlin's Chinese zodiac sign?
- Alex O'Loughlin was born in 1976, the year of the Fire Dragon.
- Where is Alex O'Loughlin from?
- Alex O'Loughlin is from AU.
- What does Alex O'Loughlin do?
- Alex O'Loughlin is a actor.
- Is Alex O'Loughlin still alive?
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