He is survived by his wife of 40 years, Priscilla W. Taylor Gueldner; children, John T. Fonseca (Michelle), R. J. Fonseca, Jr. (Katie), and Joel E. Gueldner; grandchildren, Cullen Fonseca, Riley Fonseca, Dilly Fonseca, Eleanor Fonseca, Ramon Fonseca III, and Charlie Fonseca.