On is survived by son Dr. Nokeo Songvilay.
A visitation for On will be held Tuesday, June 15, 2021 from 3:00 PM to 4:00 PM at Cypress View Mausoleum, Mortuary and Crematory, 3953 Imperial Ave, at S 40th St, San Diego, CA 92113. A visitation will occur Wednesday, June 16, 2021 from 3:00 PM to 4:00 PM, 3953 Imperial Ave, at S 40th St, San Diego, CA 92113. A funeral service will occur Thursday, June 17, 2021 from 1:00 PM to 2:30 PM, 3953 Imperial Ave, at S 40th St, San Diego, CA 92113. A witness cremation will occur Thursday, June 17, 2021 from 3:00 PM to 3:30 PM at Cypress View Crematory, 3953 Imperial Ave, at S 40th St, San Diego, CA 92113.