In 1789 George de la Poer Beresford 1st Marquess Waterford (age 53) was created 1st Marquess Waterford. Elizabeth Monck Marchioness Waterford (age 47) by marriage Marchioness Waterford.

On 03 Dec 1800 George de la Poer Beresford 1st Marquess Waterford (age 65) died. His son Henry de la Poer Beresford 2nd Marquess Waterford (age 28) succeeded 2nd Marquess Waterford.

Before 10 Nov 1807 Henry de la Poer Beresford 2nd Marquess Waterford (age 35) and Susan Hussey Carpenter Marchioness Waterford (age 23) were married. She by marriage Marchioness Waterford. She the daughter of George Carpenter 2nd Earl Tyrconnel and Sarah Hussey Delaval Countess Tyrconnel. He the son of George de la Poer Beresford 1st Marquess Waterford and Elizabeth Monck Marchioness Waterford (age 65).

On 16 Jul 1826 Henry de la Poer Beresford 2nd Marquess Waterford (age 54) died. His son Henry de la Poer Beresford 3rd Marquess Waterford (age 15) succeeded 3rd Marquess Waterford.

In 1842 Henry de la Poer Beresford 3rd Marquess Waterford (age 30) and Louisa Anne Stuart Marchioness Waterford (age 23) were married. She by marriage Marchioness Waterford. He the son of Henry de la Poer Beresford 2nd Marquess Waterford and Susan Hussey Carpenter Marchioness Waterford.

On 29 Mar 1859 Henry de la Poer Beresford 3rd Marquess Waterford (age 47) died. His brother John Beresford 4th Marquess Waterford (age 44) succeeded 4th Marquess Waterford. Christiana Leslie Marchioness of Waterford (age 39) by marriage Marchioness Waterford.

On 06 Nov 1866 John Beresford 4th Marquess Waterford (age 52) died. His son John Beresford 5th Marquess Waterford (age 22) succeeded 5th Marquess Waterford.

On 21 Jul 1874 John Beresford 5th Marquess Waterford (age 30) and Blanche Somerset Marchioness of Waterford (age 18) were married. She by marriage Marchioness Waterford. She the daughter of Henry Charles Fitzroy Somerset 8th Duke Beaufort (age 50) and Georgiana Charlotte Curzon Howe Duchess Beaufort (age 49). He the son of John Beresford 4th Marquess Waterford.

On 23 Oct 1895 John Beresford 5th Marquess Waterford (age 51) committed suicide. His son Henry de la Poer Beresford 6th Marquess Waterford (age 20) succeeded 6th Marquess Waterford.

On 16 Oct 1897 Henry de la Poer Beresford 6th Marquess Waterford (age 22) and Beatrix Petty-Fitzmaurice Duchess St Albans (age 20) were married. She by marriage Marchioness Waterford. She the daughter of Henry Petty-Fitzmaurice 5th Marquess Lansdowne (age 52) and Maud Evelyn Hamilton Marchioness Lansdowne (age 47). He the son of John Beresford 5th Marquess Waterford and Blanche Somerset Marchioness of Waterford. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.

On 01 Dec 1911 Henry de la Poer Beresford 6th Marquess Waterford (age 36) died. His son John Beresford 7th Marquess of Waterford (age 10) succeeded 7th Marquess Waterford.

On 25 Sep 1934 John Beresford 7th Marquess of Waterford (age 33) died in a shooting accident in the gun room at the family seat, Curraghmore House. His son John Beresford 8th Marquess of Waterford (age 1) succeeded 8th Marquess Waterford.

In 1957 John Beresford 8th Marquess of Waterford (age 23) and Caroline Wyndham-Quin Marchioness of Waterford (age 20) were married. She by marriage Marchioness Waterford. She the daughter of Richard Wyndham-Quin 6th Earl of Dunraven and Mount-Earl (age 69) and Nancy Yuille Countess of Dunraven and Mount-Earl (age 55). He the son of John Beresford 7th Marquess of Waterford.

On 11 Feb 2015 John Beresford 8th Marquess of Waterford (age 81) died. His son Henry Beresford 9th Marquess of Waterford (age 56) succeeded 9th Marquess Waterford.