Thomas Edward Dandelet (August 1, 1897 – March 30, 1950) was an American football and basketball coach.
He served as the head football coach at college football coach at the First District Agricultural School—now known as Arkansas State University—from 1922 to 1923 and at Marshall College—now known as Marshall University—from 1931 to 1934, compiling a career college football record of 18–29–3.
Dandelet was also the head basketball coach at Marshall from 1931 to 1935, tallying a mark of 43–35.