The Holyhead Harpies.
Griffindore House Quidditch Team
Exactly Holyhead Harpies.
Harry Potter played for Gryffindor house. He did not play professionally, although his wife Ginny Weasley did. Ginny played for the Holyhead Harpies.
The Bulgarian National Quidditch team
Maybe she was in Harry's seventh year...
He plays Quidditch for the all female team, "The Holly Head Harpies"
Because Gryffindor's Quidditch team defeated Ravenclaw's, and he couldn't cope with it.
Yes. Before she had her three children (James Sirius, Albus Severus, and Lily Luna), Ginny was a professional Quidditch player. She played for the Holyhead Harpies. After taking time off to have her children, Ginny became the Senior Quidditch Reporter for the Daily Prophet.
Yes, Ginny begins playing Seeker for the Gryffindor team in Harry Potter and the Order of the Phoenix. She replaces Harry after Professor Umbridge bans him, Fred and George from playing. When Harry resumes playing, after Umbridge leaves, Ginny starts playing Chaser for the Gryffindor team.As an adult, Ginny plays professionally for the Holyhead Harpies. She quits playing to have her children, and subsequently becomes the Senior Quidditch Correspondent for the Daily Prophet.
Yes, Harry does play Quidditch in The Half-Blood Prince. He is the team captain.