North American Soccer League Players
| Stefan Szefer |
| Born: May 8, 1942 | City: Poland | Height: 6' 0" | Weight: 175 lbs. | National Team:
Poland-1966-67 (3 Games) USA-1973 (3 Games) |
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Team | League | Year | Num | Pos | Games | Min | Goals | Assists | Points | Citizen |
| Śląsk Wrocław | Poland | 63-64 | D | Poland | |||||||
| Śląsk Wrocław | Poland | 64-65 | D | Poland | |||||||
| ŁKS Łódź | Poland | 66-67 | D | Poland | |||||||
| ŁKS Łódź | Poland | 67-68 | D | Poland | |||||||
| California Clippers | Exh | 69 | 5 | D | Poland | ||||||
| MVV Maastricht | Holland | 69-70 | D | Poland | |||||||
| MVV Maastricht | Holland | 70-71 | D | Poland | |||||||
| Chicago Wisla | NSL | 71 | D | Poland | |||||||
| Chicago Wisla | NSL | 72 | D | Poland | |||||||
| Chicago Wisla | NSL | 73 | D | Poland | |||||||
| Chicago Ukrainian Lions | NSL | 73 | D | Poland | |||||||
| Chicago Ukrainian Lions | NSL | 74 | D | Poland | |||||||
| Chicago Ukrainian Lions | NSL | 75 | D | Poland | |||||||
| Chicago Sting | NASL | 75 | 5 | D | 22 | 2038 | 3 | 1 | 7 | Poland | |
| Chicago Sting | NASL | 76 | 5 | D | - | - | - | - | - | Poland | |
| Chicago Cats | ASL | 76 | 5 | D | Poland | ||||||
| Chicago Sting | NASL | 77 | 5 | D | 22 | 1879 | 1 | 0 | 2 | USA | |
| Chicago Sting | NASL | 78 | 21 | D | 12 | 825 | 1 | 0 | 2 | USA | |
| Chicago Sting | NASL | 79 | 21 | D | 6 | 1 | 0 | 2 | USA | ||
| Chicago Sting Indoor | NASL | 80-81 | 19 | D | 8 | 1 | 0 | 2 | USA |
| California Clippers 1969 Home (Exhibition) |
 Stefan Szefer (2), Milan Cop (5) Dynamo Kiev at California Clippers Game played in Los Angeles |
| California Clippers 1969 Road (Exhibition) |
| Chicago Sting 1975 Home (NASL) |
 Eddie May (3), Alex Russell (8), Stefan Szefer (5) Los Angeles Aztecs at Chicago Sting Soldier Field Photo by Dallas Himm |
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 Stefan Szefer (5), Clive Griffiths (4), Bob Hope (8), Bobby Smith (3) Philadelphia Atoms at Chicago Sting |
 From www.newspapers.com |
 Photo by Dallas Himm |
| Chicago Sting 1975 Road (NASL) |
| Chicago Sting 1976 Home (NASL) |
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| California Surf 1976 Road (NASL) |
| Chicago Sting 1977 Home (NASL) |
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.jpg) Roy Willner (16), John Kowalik (10), Stefan Szefer (5) Washington Diplomats at Chicago Sting Thanks http://washingtondiplomatsnasl.weebly.com/ |
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| Chicago Sting 1977 Road (NASL) |
| Chicago Sting 1978 Home (NASL) |
 Thanks http://thememphisrogues.blogspot.com/ |
 Stefan Szefer (21), Mike Bakic (11) Chicago Sting at Washington Diplomats |
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| Chicago Sting 1978 Road (NASL) |
 Thanks www.tampabayrowdies.com |
| Chicago Sting 1979 Home (NASL) |
| Chicago Sting 1979 Road (NASL) |
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| Chicago Sting 1980-81 Indoor Home (NASL) |
 Denis Wit (13), Stefan Szefer (19), Charlie Fajkus (9) Chicago Sting vs. Jacksonville Tea Men |
| Chicago Sting 1980-81 Indoor Road (NASL) |