Energetic box-to-box midfielder who made his Pompey bow this season, coming off the bench at Watford on New Year’s Day.
The 20-year-old then scored in the FA Cup third round defeat at Brighton after making a substitute’s appearance.
Kilbey arrived as a highly-regarded young talent from Millwall as a 16-year-old after making his debut for the Londoners in the Football League Trophy.
He was taken on Pompey’s tour of North America in pre-season, where he scored in the 2-1 defeat to Club America.
Former clubs: Millwall
Date of birth: October, 22, 1990
Height: 6ft 2in