Sir Sydney Waterlow, 1st Baronet

Portrait of Sir Sydney Waterlow, Lord Mayor of London in 1873, in official costume

Sir Sydney Hedley Waterlow, 1st Baronet, KCVO (1 November 1822 – 3 August 1906) was a British philanthropist and Liberal Party politician, principally remembered for donating Waterlow Park to the public as "a garden for the gardenless".