Look back on his career with The Blues in our gallery of pictures from his time at Fratton Park.
1. Matt Clarke signs from Pompey on loan after a trial
Ipswich Town teenage defender Matt Clarke joined Portsmouth on loan on August 3, 2015, after spending July on trial with The Blues. Here he is in action during a pre-season game against Gillingham with Bradley Dack chasing him down. Photo: Joe Pepler
2. Matt Clarke makes his Pompey debut
Matt Clarke made his debut during Pompey's first game of the League Two 2015/16 season on August 8, 2015, against Dagenham & Redbridge at Fratton Park. Photo: Barry Zee
3. Matt Clarke in action in Capital One cup
Matt Clarke of Portsmouth tries to tackle Simon Dawkins of Derby County during the Capital One Cup First Round match between Portsmouth v Derby County at Fratton Park on August 12, 2015 Photo: Getty Images
4. Clarke commits loan future to Pompey
Matt Clarke in action against Northampton in December 2015, his loan was due to come to an end at the start of 2016, however he committed his loan future to The Blues and signed until the end of the season. Photo: Joe Pepler