Castlemaine

Castlemaine may mean:
 * Castlemaine, Victoria, a town in Victoria, Australia
 * Castlemaine Football Club, an Australian rules football club
 * Castlemaine railway station
 * Castlemaine, County Kerry, a town in Ireland
 * Castlemaine Brewery, Western Australia - ceased trading in 1927
 * Castlemaine Perkins, a Queensland-based brewery, known for the XXXX range of beers
 * Baron Castlemaine, in the peerage of Ireland
 * Roger Palmer, 1st Earl of Castlemaine
 * Barbara Palmer, 1st Duchess of Cleveland, wife of Roger Palmer
 * HMAS Castlemaine, a ship in the Royal Australian Navy