The Anson baronetcy, of Birch Hall in the County Palatine of Lancaster, is a title in the Baronetage of the United Kingdom[4] held by a branch of the Anson family.

The fourth baronet drowned in the Thames on an outing of The Coterie in July 1914, after he jumped into the river encouraged by Lady Diana Manners.

He had not married and on his death the title passed to his first cousin, the fifth Baronet, the eldest son of Rear-Admiral Algernon Horatio Anson (1854–1913), fourth and youngest son of the second Baronet.

His elder son, the seventh baronet, was a Rear-Admiral in the Royal Navy.

The heir presumptive is the current holder's brother, Hugo William Anson (b.