Robert “Bob” A. Allen, 61, of Pittsburgh passed away on October 23, 2021. He was born in Pittsburgh on May 29, 1960 to Robert and Arlene Allen. Robert loved the Lord and his family. He was a board member of the Salvation Army. Robert was passionate about Church Army USA and the Uncommon Grounds Café. He was the beloved husband of Leslie Callahan; father of Bobby (Emily) Allen; stepfather of Emily Callahan and Ian Callahan. All arrangements are private through the SPENCER D. GEIBEL FUNERAL HOME & CREMATION SERVICES, 140 NEW CASTLE RD, BUTLER, PA 16001, WWW.SPENCERDGEIBEL.COM