He grew up along with 2 fraternal twin. Justin had 4 siblings, one of whom is his fraternal twin brother, jason chambers. His other siblings are a brother john jnr.
His other siblings are a brother john jnr. And two sisters mia and susan chambers.
Justin Chambers Twin Brother
Justin chambers twin brother, jason chambers, maintains a distance from the public eye, nurturing his personal interests away from the glare of hollywood.