Mony attended North Platte High School. He entered the United States Army in 1960 and was honorably discharged in 1966. He married Sally Sanchez and to this union was born five children. He met Mary Cordova in 1969 and they married on July 23, 1982. He started work at Union Pacific Railroad in 1967 and retired as a conductor in 2004. He was a member of St. Patrick''s Catholic Church and the United Transportation Union.

He loved to fish and was an avid Husker fan. He coached and played men''s softball and basketball. He loved American Legion baseball and rarely missed a ball game. He coached Little League baseball and youth football in North Platte for many years. Coaching was his passion and he won numerous Little League championships, District championships and State titles.

Mony is survived by his wife; brothers, Plasido (Cecelia) Vieyra and Richard Vieyra Sr.; sisters, Judy Perez and Vicki Dominguez; children, Andy (Jodi) Vieyra, Victoria (William) Vieyra-Bookout, Kenny Vieyra, Melinda Vieyra, Terry (Becky) Vieyra, Paul (Meena) Vieyra, Matthew (Lesha)Vieyra, Juliann Vieyra, Eric Vieyra, Ramon Vieyra Jr., Jamie Vieyra; grandchildren Sally, Crystal, Jeremy, Allysha, David, Danielle, Anthony, Brandon, Alex, Zach, Christopher, Noah, Sean, Marisa, Dylan, Javier, Amelia, Isabella, Riley, Peyton, Cristina, Thomas, Alexander, Nathaniel; and 11 great-grandchildren.

He was preceded in death by his parents; an infant brother and a sister Patricia Gonzales Vieyra. Funeral services were held Monday, May 20, 2013 at 10 a.m. at St. Patrick''s Catholic Church with Rev. Neal Hock officiating. Burial followed at Fort McPherson National Cemetery with full military honors. Adams & Swanson Funeral Home was in charge of arrangements.