The Marvelous Mrs. Maisel star Rachel Brosnahan shared an older photo of Spade, who is her aunt, on Instagram. ... Spade's maiden name was Brosnahan. Spade's brother-in-law David Spade also paid homage to the late designer. Rachel Brosnahan was born in in Milwaukee, Wisconsin in 1990 and is an American actress. Best-known for her Emmy-nominated turn as Rachel Posner in "House of Cards"