The Philosopher's Stone: INFP, ENFP
The Chamber of Secrets: INTJ, ENTJ
The Prisoner of Azkaban: INTP, ENTP
The Goblet of Fire: ISTP, ESTP, ESFP
The Order of the Phoenix: ISFP, ESFJ, ENFJ
The Half-Blood Prince: ESTJ, ISFJ
The Deathly Hallows: ISTJ, INFJ