INFJs can be quirky, complicated, and downright contradictory. Are you an INFJ , the rarest Myers-Briggs personality type ? For decades, the Myers-Briggs Type Indicator (MBTI) remained hailed as the self-discovery tool that helped people unleash their personality mechanics. Of its 16 personality types, the INFJ — also known as the Advocate or Counselor — is the rarest and often the most notoriously mysterious type. But while these 16 categories provide a good foundation, even the makers of MBTI acknowledged that they don’t go very deep. To explore the granularity of personality, they added subtypes. INFJ ... INFJ, as defined by the Myers-Briggs Type Indicator (MBTI), stands for Introversion, Intuition, Feeling, and Judging . INFJs are introspective, intuitive, empathetic, and organized, often known for their idealism, insightfulness, and strong desire to help others and contribute to the greater good. INFJ — the rarest personality type that makes up only about two percent of the general population. Caring, nurturing, understanding INFJ men and women often seem to understand us better than we do ourselves. The rarest type among men and the third least common type among women, we need more INFJs in our lives!