The trophy is the 20-year old right-back's second major title of the season after winning the Scottish League Cup last December.
Celtic were confirmed champions of the Scottish Premier League on Monday with Hearts of Midlothian relegated following a decision at a board meeting after the 12 clubs agreed at the end of last week that completing the campaign was unfeasible.
An average points per game played has been used to determine final placings.
The only change to the table from when football was halted on 13 March is that St Johnstone go sixth, above Hibernian.
The Champions were 13 points ahead of nearest challengers Rangers - having played a game more - when the season was put on hold. There were eight more games to be played.
This is the ninth Scottish Premier League title on a row for Celtic and Frimpong's first, having joined from Manchester City last summer. Read Full Story
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