Adela of Ponthieu, Countess of Surrey

Adela of Ponthieu (c. 1110 – 10 October 1174), also known as Ela, was the daughter of William III, Count of Ponthieu and Helie of Burgundy. She became Countess of Surrey, then Countess of Salisbury, by marriage.

October 10 is the 283rd day of the year in the Gregorian calendar; 82 days remain until the end of the year.