Justin biebers grandad is 77 and his granmum is 61
adults
73
65
Justin Biebers grandfather is currently 74 years old.
Patty Malette has a Total of 1 Kid. Justin
15
16
He dusnt have one
14 years old
Justin Biebers little sister is 3 years old!!
Justin's mom (Patricia Mallette) was 18 years old when she had Justin.