Gregory Thomas Kotrba, 72, U.S. Army Vietnam War Veteran, of Chicago, at rest March 7, 2020. Loving husband of Linda, nee Arger. Loving father of Greg (Vanessa) and Steve (Rachel) Kotrba. Proud grandpa of Greg, Taylor (Bennett) Kahn, Steven, Hayley, Nicolette, Kylee, Alyssa, and Briyanna. Great grandpa of Liam, Blake, Grayson, and Blair. Loving brother in law of JoAnne (Dave) Paulinski, Patty (Jim) Madrigal, and Johnny Arger. Visitation will be held Wednesday March 11 at Blake - Lamb Funeral Home 4727 W. 103rd. St., Oak Lawn. Funeral services Thursday March 12, 10 AM at the Funeral Home. Interment to follow at St. Mary Catholic Cemetery, Evergreen Park. For more information please call (773) 586-7900 or visit www.ridgefh.com.