the clere baronetcy, of ormesby in the county of norfolk, was a title in the baronetage of england. it was created on 26 february 1621 for sir henry clere. his only son by his wife muriel moundeford, half-sister of sir edmund moundeford of feltwell, died in infancy and the title became extinct on his early death in 1622. he had one daughter abigail, who married john williams, otherwise cromwell, second son of sir oliver cromwell, and first cousin of the lord protector oliver cromwell, by who she had two children having separated from her husband she became an actress, and the mistress of william brouncker, 2nd viscount brouncker. as such she is known to readers of the diary of samuel pepys as "madam williams". pepys strongly disapproved of the affair, but it endured until lord brouncker's death in 1684, and he left abigail much of his property.