Marian Kosiński (4 December 1945 – 21 April 2021) was a Polish football manager and professional footballer who played as a central defender.
Before he went on to coach them, he won the title with Stal Mielec twice, and was listed in the Stal's all-time best XI.Józef Witek - Encyklopedia miasta Mielca. Volume 1
Honours Player Stal Mielec Ekstraklasa: 1972–73, 1975–76
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