bandleader - the leader of a dance band

clarinetist, clarinettist - a musician who plays the clarinet

humorist, humourist - someone who acts speaks or writes in an amusing way

doc, doctor, physician, Dr., MD, medico - a licensed medical practitioner; "I felt so bad I went to see my doctor"

suffragist - an advocate of the extension of voting rights (especially to women)

dramatist, playwright - someone who writes plays

author, writer - writes (books or stories or articles or the like) professionally (for pay)