The 18 year-old prospect is on-loan at Den Haag this season from Feyenoord and has impressed in a struggling team.
Omroep West says his form has brought him to the attention of Saints, which had scouts posted to see him in action last Sunday against RKC Waalwijk.
This season, Summerville has scored one goal and produced three assists in 14 games.
He has a deal with Feyenoord to 2021.
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