Hawise or Havoise is a form of the feminine given name Heloise. It may refer to:
Hawise of Chester, 1st Countess of Lincoln (1180–ca. 1242), Anglo-Norman noblewoman and heiress Hawise, Duchess of Brittany (ca. 1037–1072), hereditary Duchess of Brittany from 1066 until her death Hawys Gadarn (Hawys ferch Owain ap Gruffudd ap Gwenwynwyn), (1291 – c. 1353), Lady of Powys, heir to kingdom of Powys Wenwynwyn in Wales Hawise Lestrange (died 1310), Princess of southern Powys, implicated in a plot to overthrow the prince of Wales, Llywelyn ap Gruffudd, in 1274 Hawise Mone (fl. 1428–1430), English Lollard in Norfolk in the fifteenth century Hawise of Monmouth (fl. early 12th century), wife of William fitzBaderon Hawise of Normandy (died 1034), Countess of Rennes, Duchess of Brittany and Regent to her son Alan III, Duke of Brittany Hawise, Countess of Aumale (died 1214), daughter and heiress of William, Count of Aumale
See also Avis (name) Hedwig (given name) Helvise (disambiguation)