Walter Kerr (1913–1996) was an American writer and Broadway theatre critic.
Walter Kerr may also refer to:
Lord Walter Kerr (1839–1927), Royal Navy officer Walter Hume Kerr (1861–1936), Scottish engineer, antiquary and amateur archaeologist Walter Boardman Kerr (1911–2003), American journalist, publisher and book author Walter Kerr (rugby union) (born 1930), Scotland international rugby union player