Hvidt is a Danish surname derived from hvid, meaning "white".
Notable people bearing the surname Hvidt include:
Benjamin Hvidt (born 2000), Danish footballer Kasper Hvidt (born 1976), Danish handball player Lauritz Nicolai Hvidt (1777–1856), Danish merchant and politician Peter Hvidt (1916–1986), Danish architect and furniture designer, co-founder of Hvidt & Mølgaard