Robert Charles Ptak

Robert "Bob" Charles Ptak, 75, of Oak Brook died Oct. 1, 2021.

Bob was the president of Pepe's Mexican Restaurants, a member of the Fenwick Academy Class of 1964 and a former Fenwick trustee, and a member of the University of Notre Dame Class of 1968.

He is survived by his wife, Donna Ptak, nee Sotir; his children, Michelle (Pat) O'Connor, Bryan (Michelle) Ptak, and Keith (Megan) Ptak; his grandchildren, Caeley, Patrick, Rory and Teagan O'Connor, Evissa and Valencia Ptak, and Emma and Madelyn Ptak; his siblings, Sue (Tom) Love, Edwin (Isabel) Ptak and Barbara (Brad) Kosic; and many nieces and nephews.

A funeral Mass will be held at 10 a.m. today, Oct. 7, at Ascension of Our Lord Church, 1S314 Summit Ave., Oakbrook Terrace.

In lieu of flowers, memorials may be made online to the Butterfield Country Club Scholarship Program at Fenwick High School at or Montini Catholic High School at

Sullivan Funeral Home in Hinsdale handled the arrangements.