Jarno Wienefeld has officiated 38 matches on record, averaging 5.5 cards and 26.2 fouls per game — a strict official. A player is dismissed roughly once every 8 games, and the spot is pointed to 0.18 times per match. Home teams win 53% of matches under him, drawing 26% and losing 21%. Most active in the 3. Liga (27 matches). 34% of his bookings come after the 75th minute, with the first card around the 29'.