84, of Mt. Lebanon, joined the Lord on Friday, July 22, 2022. Beloved son of the late Eugene O. and Theresa Seethaler Mihm; dear brother of Mary Grace “Gaye” Mansell, Carolyn Sopher-Martin and the late Eugene " Bud” O. Mihm, Jr. ; brother-n-law of Terry Martin, the late Gerald Mansell and the late Richard Sopher; also survived by his many loving and devoted nieces and nephews and their families. In addition to his parents, brother and brothers-in-law, he was preceded in death by his longtime family friend, Irene Feist. Jack was a very quiet and religious man. He was a 32 year member of the 3rd Order of Carmelites. For many years he attended the Latin Rite Mass at St. James Parish in the West End and Holy Wisdom Parish on East Street (formerly St. John XXIII Parish). Viewing hours have been omitted. Relatives and Friends are invited to attend his funeral mass in St. Thomas More Church (Resurrection Parish). 126 Fort Couch Road, Pittsburgh, PA 15241, at 10:00 a.m. on Wednesday, July 27, 2022, officiated by his dear cousin, Father Scott Seethaler, O.F.M. Cap. Interment in the family plot at Mt. Lebanon Cemetery will be private. The family requests NO FLOWERS. Please consider a contribution to People Concerned for the Unborn Child, 3050 Pioneer Avenue, Pittsburgh, PA 15226.