Tranby School, commonly known in the area as the 'Collegiate' or 'Tranby Croft', is a co-educational private day school in Anlaby, near Hull, in the East Riding of Yorkshire, England.

By 2003 the school (net asset value of £1,800,000) hosted 450 pupils - boys and girls - from two to 18 years of age, and registered a turnover of £2,400,000, of which £280,000 went to Nord Anglia.

This merged Hull Collegiate School is situated on the former Hull High School site 4 miles (6.4 km) to the west of Hull and 1 mile (1.6 km) north east of the Humber Bridge, the school is based at Tranby Croft, a Victorian mansion with over 12 acres (49,000 m2) of landscaped grounds, a small wood and an AstroTurf pitch.

The mansion was previously home to shipbuilder Arthur Wilson during the late Victorian Era.

He hosted the Prince of Wales, later King Edward VIII, at a party.