Colonel George Lionel Dawson-Damer CB PC (28 October 1788 – 14 April 1856) was a British Conservative Party politician.

While on the staff of Sir Robert Wilson he was present with the Russian army at the retreat of the French cavalry from Moscow in October 1812.

In 1815 he was appointed quartermaster general to the Prince of Orange, under whom he served in the 1st King's Dragoon Guards and was present at the battles at Quatre Bras and Waterloo, where he was wounded and had two horses shot under him and for which he was made a Companion of the Order of the Bath (CB).

[1][2] Dawson-Damer was returned to Parliament for Portarlington in 1835, a seat he held until 1847, and served under Sir Robert Peel as Comptroller of the Household from 1841 to 1846.

[3] Dawson-Damer married Mary Georgiana Emma, daughter of Lord Hugh Seymour and Lady Anne Horatia Waldegrave, in 1825.