Rae-Costello received a Life-time Achievement Award at the Pacific Music Awards.
Corrina Gibson-Costello spoke via video during the weekend's awards show which was presented online for the first time because of Covid-19 restrictions.
Rae-Costello recorded over 30 albums and played over 4,000 gigs over the course of his career.
Ms Gibson-Costello had a message for his fans.
