Quick answer
Dwight is a boy name.
Meaning and history
From an English surname that was derived from the medieval feminine name Diot, a diminutive of Dionysia, the feminine form of Dionysius. In America it was sometimes given in honour of Yale president Timothy Dwight (1752-1817). A famous bearer was the American president Dwight D. Eisenhower (1890-1969).
Notes and context
Usage: english