His parents are Pam and John Chambers.

Height: 180 cm .

1 of 5 siblings of Irish and German extraction.

Both Justin Chambers and "Grey`s Anatomy" co-star Chris O`Donnell played the character "D`Artagnan" in different movies based on Alexandre Dumas` "The Three Musketeers". Chambers starred in Peter Hyams` 2001 film, "The Musketeer" while O`Donnell co-starred with Charlie Sheen and Kiefer Sutherland in Stephen Herek`s "The Three Musketeers" (1993).

Wife Keisha is a model agency booker that he met while he was modeling with Calvin Klein.

He is from Springfield, Ohio.

He has a twin brother named Jason. He and Jason have one older brother and two older sisters.

Was discovered by a modelling scout on the Paris subway.... subsequently represented Calvin Klein in fragrance campaign

Justin and Keisha have five children. From oldest to youngest, Isabella (b. 1997), twins Maya and Kaila (b. 1999), Eva (b. 2001) and Jackson (b 2002).