Ostler is a surname, and may refer to: People Andreas Ostler (1921–1988), German Olympic bobsledder Blake Ostler (born 1955), American attorney Dominic Ostler (born 1970), English cricketer Edith Ostlere (1871–1931), British actress and writer Gordon Ostlere (1921–2017), English surgeon and anaesthetist Nicholas Ostler (born 1952), British linguist William Ostler (died 1614), English actor Rob Ostlere, English actor
Other uses Hostler or ostler, a stableman