Thus Sir Paul McCartney's ex-wife was formally styled Lady McCartney (rather than Lady Paul McCartney or Lady Heather McCartney). .The style Dame Heather McCartney could be used for the wife of a knight; however, this style is largely archaic and is only used in the most formal of documents, or where the wife is a Dame in her own right (such as Dame Norma Major, who gained her title six years befo