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 Nicholas Ostler (born 1952), British linguist William Ostler (died 1614), English actor Rob Ostlere, English actor Gordon Ostlere (1921–2017), English surgeon and anaesthetist Other uses Hostler or ostler, a stableman