Annabella Spencer Collins was the wife of Isaac Collins, sister in-law of Amadeus Collins, the mother of Caleb Collins and Theodore Collins. Through Caleb, she is the grandmother of Joshua Collins, Abigail Collins, and Jeremiah Collins. Through Theodore, she is the grandmother of Millicent Collins and Daniel Collins. Therefore, all of the Collins family descend from her and Isaac.
Annabella was introduced in the 2011 Big Finish audio drama The Crimson Pearl.