I took the test in high school and got INTJ. I took it in college a few years later and got ISTJ. Both match me really well. ISFJ and INFJ also match me really well.
I got really curious one day & did some research. People are from lord of the rings, harry potter, star wars, star trek, and famous leaders.
ISTJ: turtle, 11-14% (Aragorn, Snape, Jango Fett, Spock, Washington)
guardian-likes rules to follow, desires structure
inspector-doing what should be done-most responsible
organizer, compulsive, private, trustworthy, practical, rules/regulations
veterinarian, police/detective, manager/admin, military officer, engineering technician
ISFJ: rhino, 9-14% (Samwise, Neville, C-3PO, Deanna, Mother Teresa)
guardian-likes rules to follow, desires structure
protector-high sense of duty-most loyal
amiable, accountable, prefers "doing", ready to sacrifice, work behind scenes
preschool/elementary teacher, librarian, nurse, probation officer, guidance counselor, family/GP physician
INTJ: tiger, 2-4% (Elrond, Malfoy, Palpatine, Doctor, Jung)
rationalist-creative, insightful, problem solver, idea generator
mastermind-everything has room for improvement-most independent
theory based, skeptical, sees world as chessboard, high need for competency, "my way"
computer programmer, college prof, lawyer/judge, architect, scientist, strategic planner, chemical engineer
INFJ: panda, 1-3% (Gladriel, Lupin, Obi-Wan, Picard, Gandhi)
idealist-charitable, desire self expression & originality
counselor-inspiration to others-most contemplative
reflective/introspective, quietly caring, creative, psychic, linguistically gifted
psychologist/psychiatrist, novelist/playwright, mediator, social worker, educational consultant, english/drama teacher
_________________
The only thing necessary for the triumph of evil is for good men to do nothing. ~ Edmund Burke