The Wizengamot.
The character of Lord Voldemort, from the Harry Potter series, originally had the name of Tom Marvolo Riddle.
Lily Potter nee Evans is Harry Potter's mother. Also Harry's daughter is named Lily Luna Potter
The first defense against the dark arts teacher in the Harry Potter series is called Professor Quirrell.
There isn't a Harry Potter character whose name begins with Gan.
James (Prongs) Potter.
There is no character with that name in the Harry Potter series.
The 7th part of the Harry Potter series is called "Harry Potter and the Deathly Hallows."
James, after his father.
The spider in the Harry Potter series is named Aragog.
Harry Potter and the Deathly Hallows was the final book in the series.
Albus Dumbledore.
The second book of the Harry Potter series is called "Harry Potter and the Chamber of Secrets."
Nimbus 2000
St Custard's is not the name of anything in the Harry Potter series.
Harry Potter's children are James Sirius Potter and Albus Severus Potter. Does this answer your question?
The fourth film adaptation in the Harry Potter film series is called Harry Potter and the Goblet of Fire.