From Wikipedia:In the 42 College All-Star Games, the defending pro champions won 31, the All-Stars won nine, and two were ties, giving the collegians a .238 winning percentage.Game results:Year Date Winning team Losing team Attendance Series1934 August 31 College All-Stars 0 Chicago Bears 0 79,432 Tied 0–0–11935 August 29 Chicago Bears 5 College All-Stars 0 77,450 NFL 1–0–11936 September 2 College All-Stars 7 Detroit Lions 7 76,000 NFL 1–0–21937 September 1 College All-Stars[2] 6 Green Bay Packers 0 84,560 Tied 1–1–21938 August 31 College All-Stars[3] 28 Washington Redskins 16 74,250 Colleges 2–1–21939 August 30 New York Giants 9 College All-Stars 0 81,456 Tied 2–2–21940 August 29 Green Bay Packers 45 College All-Stars 28 84,567 NFL 3–2–21941 August 28 Chicago Bears 37 College All-Stars 13 98,203 NFL 4–2–21942 August 28 Chicago Bears 21 College All-Stars 0 101,103 NFL 5–2–21943 August 28 College All-Stars 27 Washington Redskins 7 48,437 NFL 5–3–21944 August 30 Chicago Bears 24 College All-Stars 21 49,246 NFL 6–3–21945 August 30 Green Bay Packers 19 College All-Stars 7 92,753 NFL 7–3–21946 August 23 College All-Stars 16 Los Angeles Rams 0 97,380 NFL 7–4–21947 August 23 College All-Stars 16 Chicago Bears 0 105,840 NFL 7–5–21948 August 22 Chicago Cardinals 28 College All-Stars 0 101,220 NFL 8–5–21949 August 22 Philadelphia Eagles 38 College All-Stars 0 93,780 NFL 9–5–21950 August 11 College All-Stars[5] 17 Philadelphia Eagles 7 88,885 NFL 9–6–21951 August 17 Cleveland Browns 33 College All-Stars 0 92,180 NFL 10–6–21952 August 15 Los Angeles Rams 10 College All-Stars 7 88,316 NFL 11–6–21953 August 14 Detroit Lions 24 College All-Stars 10 93,818 NFL 12–6–21954 August 13 Detroit Lions 31 College All-Stars 6 93,470 NFL 13–6–21955 August 12 College All-Stars[6] 30 Cleveland Browns 27 75,000 NFL 13–7–21956 August 10 Cleveland Browns 26 College All-Stars 0 75,000 NFL 14–7–21957 August 9 New York Giants 22 College All-Stars 12 75,000 NFL 15–7–21958 August 15 College All-Stars[7] 35 Detroit Lions 19 70,000 NFL 15–8–21959 August 14 Baltimore Colts 29 College All-Stars 0 70,000 NFL 16–8–21960 August 12 Baltimore Colts 32 College All-Stars 7 70,000 NFL 17–8–21961 August 4 Philadelphia Eagles[15] 28 College All-Stars 14 66,000 NFL 18–8–21962 August 3 Green Bay Packers[16] 42 College All-Stars 20 65,000 NFL 19–8–21963 August 2 College All-Stars[8] 20 Green Bay Packers 17 65,000 NFL 19–9–21964 August 7 Chicago Bears[17] 28 College All-Stars 17 65,000 NFL 20–9–21965 August 6 Cleveland Browns[18] 24 College All-Stars 16 68,000 NFL 21–9–21966 August 5 Green Bay Packers[19] 38 College All-Stars 0 72,000 NFL 22–9–21967 August 4 Green Bay Packers[20] 27 College All-Stars 0 70,934 NFL 23–9–21968 August 2 Green Bay Packers[21] 34 College All-Stars 17 69,917 NFL 24–9–21969 August 1 New York Jets[22] 26 College All-Stars 24 74,208 NFL 25–9–21970 July 31 Kansas City Chiefs[23] 24 College All-Stars 3 69,940 NFL 26–9–21971 July 30 Baltimore Colts[24] 24 College All-Stars 17 52,289 NFL 27–9–21972 July 28 Dallas Cowboys[25] 20 College All-Stars 7 54,162 NFL 28–9–21973 July 27 Miami Dolphins[26] 14 College All-Stars 3 54,103 NFL 29–9–21974 July 26 Canceled due to 1974 NFL strikeGame was originally scheduled between the Miami Dolphins and College All-Stars1975 August 1 Pittsburgh Steelers[27] 21 College All-Stars 14 54,562 NFL 30–9–21976 July 23 1 Pittsburgh Steelers 24 College All-Stars 0 52,095 NFL 31–9–2