Passed away peacefully at his home in Rocklin, CA on Oct 4, 2017 at the age of 76. Jon grew up in Santa Maria and graduated from Santa Maria High School Class of 59. After High School Jon was accepted to and graduated from The United States Air Force Academy Class of 63. He retired from the Air Force in 1984. Jon enjoyed playing baseball, golf, fishing and camping. He was preceded in death by his parents Isadore and Grace(Barbettini) Medina and is survived by his wife of 51 years, Renodia , his sons Jeremy (Carlie) and Jonathan(Krissy) and grandsons Brenden, Ethaniel, Mason, CJ and Isaac. He will be laid to rest at the Air Force Academy Cemetery in Colorado Springs. In Lieu of flowers the family suggests memorials in his name be made to Wounded Warrior Project, Marines Toys for Tots or the charity of your choice.