Many connections beyond a life peerage here!
Baron HAMBRO (1930-2002) married, as his first wife, Rose Evelyn COTTERELL (1932-2006), dau of Sir Richard COTTERELL, 5th Baronet (1907-78) who was a scion of the RICHMOND, LENNOX & GORDON dukes [amongst many connections], and Lady Lettice LYGON (1906-73), dau of 7th Earl BEAUCHOMP & scion of the WESTMINSTER dukes [again, amongst many]. With his first wife he had issue, including Hon Charles HAMBRO.
Baron HAMBRO himself a member of the HAMBRO LG family, through his maternal grandmother is a scion of the DUNMORE, LEICESTER & PEMBROKE earls [amongst many], and through his paternal grandmother, a descendant of ABEL SMITH (1717-88) and therefore distant kin of HM The Queen.