Frances Vincent de la Poer (died 1925) (d. 1925) Parents John Power Frances Power Children William John Francis Monsell Mary Monsell Siblings Edmond de la Poer, 1st Count de la Poer John Power Raymond de la Poer Arnold de la Poer Mary de la Poer Harriet Anastasia de la Poer William Gervase de la Poer Anatasia de la Poer Partners Thomas Monsell, 2nd Baron Emly