Conversation so far:
How many Grammy's has Ringo Starr won?
Starr, George Martin and his son Giles accepted the Best Compilation Soundtrack award for Love.
Did Ringo Starr every win another music award?
On 9 November 2008, Starr accepted a Diamond Award on behalf of the Beatles during the 2008 World Music Awards ceremony in Monaco.
Was Ringo Starr ever knighted in Great Britain?
He was knighted in an investiture ceremony at Buckingham Palace by Prince William, Duke of Cambridge on 20 March 2018.
Has he ever been awarded a special title in England?
Starr was appointed a Knight Bachelor in the 2018 New Year Honours for services to music.
Has he ever been honored in America?
On 8 February 2010, he was honoured with the 2,401st star on the Hollywood Walk of Fame by the Hollywood Chamber of Commerce.
Was he awarded a Star of the Hollywood Walk of Fame by himself or for the band?
CANNOTANSWER.
Has he won awards both individually and for the whole band?
Starr was nominated for a 1989 Daytime Emmy Award for Outstanding Performer in a Children's Series for his role as Mr.
Conductor in the television series Shining Time Station.

Question: What is the most prestigious award he has ever won?
Self-contained rewrite: What is the most prestigious award Ringo Starr has ever won?