He returned to score 32 and 20 not out as Australia defeated Warwickshire by nine wickets.
Australia went on to defeat England by eight wickets although Brown made only 17.
Australia won their second title by defeating Pakistan by 8 wickets in the final.
India defeated Sri Lanka by six wickets in that match.
In their third group match, India defeated minnows Ireland by 5 wickets.
India won the tournament defeating Sri Lanka by 6 wickets in the final.
In the semi-finals the Afghans defeated Kuwait by 8 wickets.
But his team defeated by 6 wickets.
He was rested as Australia defeated Warwickshire by nine wickets.
The tournament was won by Bangladesh who defeated Malaysia in the final by 8 wickets.