somebody's favourite son
A well-known man, especially a politician, who is supported and celebrated by people in his hometown. Ray was the favorite son of his hometown of Twin Falls, Idaho.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
somebody’s favourite ˈsona performer, politician, sports player, etc., who is popular where they were born: Everyone in the town was proud and excited to see their favourite son nominated for an Oscar.
Farlex Partner Idioms Dictionary © Farlex 2017