Alice de Toeni, Countess of Warwick

Alice de Toeni, Countess of Warwick (26 April 1284 – 1 January 1324/25) was a wealthy English heiress and the second wife of Guy de Beauchamp, 10th Earl of Warwick (1272 – 12 August 1315), an English nobleman in the reign of Kings Edward I and Edward II. He was one of the principal opponents of Piers Gaveston, a favourite of Edward II. Alice married three times; Guy was her second husband.

Alice de Toeni (or de Tosny) was born on 26 April 1284 in Flamsted, Hertfordshire, the only daughter of Ralph VII de Toeni, Lord Toeni of Flamsted (1255–1295) and his Scottish-born wife, Mary. Alice's paternal grandparents were Roger V de Toeni, Lord Flamsted and Alice de Bohun. The latter was a daughter of Humphrey de Bohun, 2nd Earl of Hereford and Maud de Lusignan. Alice had an older brother Robert de Toeni, Lord Toeni of Flamsted (4 April 1276–1309), who married Maud, the daughter of Malise, 6th Earl of Strathearn, but died childless in 1309. Upon his death, Alice became his heir. Her inheritance included manors in Essex, Worcestershire, Wiltshire, Hertfordshire, Cambridgeshire, and the Welsh Marches.

In 1300, when Alice was sixteen, she married her first husband, Sir Thomas Leybourne (died May 1307), son of Sir William Leybourne, by whom she had one daughter:
Juliana de Leybourne (1303 – 1367), married firstly, John, Lord Hastings, by whom she had issue, secondly Thomas le Blount, and thirdly, William Clinton.
On 28 February 1309, less than two years after the death of her first husband, Alice married secondly Guy de Beauchamp, 10th Earl of Warwick, the only son of William de Beauchamp, 9th Earl of Warwick and Maud FitzJohn.