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Lenny Wilkens set the record for most regular season coaching wins during the 1994-95 season. He achieved this milestone while coaching the Atlanta Hawks. Wilkens' record-breaking win came on April 19, 1995, against the Philadelphia 76ers. He surpassed Red Auerbach's previous record of 938 wins. Wilkens' coaching career spanned over three decades, and he led several teams to success, including the Seattle SuperSonics, Portland Trail Blazers, and Atlanta Hawks.