Nowhere in the series does he express any particular preference for one professional team over another... so anything we can suggest is likely no better than a guess. That said:
While he is in school, likely his own, Gryffindor.
After he graduates, likely the Holyhead Harpies, that being who Ginny is playing for.
I suspect his loyalty to Ron does not extend to his cheering on the underdog Chudley Cannons.
Ron, like the rest of the Weasleys, Harry and Hermione, was supporting Ireland. However, he was very fond of Viktor Krum and idolised him. That is until he took Hermione to the Yule Ball.
Ron's Viktor Krum figurine suddenly lost his head.
Mark Williams
Ron Weasley's house is fictional and a postcode is never mentioned.
uh...... PROBABLEY.
Ron's Patronus is a Jack Russel Terrier. The film made a mistake in portraying the dog as a Retriever, but the books are the canon.
Fred's number is 5 Georges number is 6
Ron weasleys father and molly weasleys wife.
His favourite food is never mentioned, he just seems to love food in general. Especially if his mother cooked it.
Their parents?
Mark Williams
Ron Weasley's house is fictional and a postcode is never mentioned.
March 1, 1980
uh...... PROBABLEY.
Ron Weasley, the Harry Potter character, is not in a band. However, Ron and the Weasleys, is a wizard rock (wrock) band.
They are mentioned briefly in the epilogue.
After the Battle of Hogwarts, Ron first worked with George in Weasleys' Wizard Wheezes, but eventually became an Auror.
14 times. This is when Ron discovers that James potter (Harry's father) was also the seeker for the Gryffindor Quidditch team in his day.
The secret of Ron Weasley's rat is Wormtail. Scabbers(Ron's rat) transforms into Wormtail, the person who sold Harry Potter's parents to Voldermort.