1638 Anne Killigrew by Sir Anthonis Van Dyke (Huntington Library - San Marino, California USA)
This is her brief article in thepeerage.com, "Anne Killigrew was born in 1607. She married George Kirke in 1627. She died in 1641.
She was the daughter of Sir Robert Killigrew and Mary Wodehouse.1 From 1627, her married name became Kirke.1 She was a dresser to Queen Henrietta Maria."
Another image of her is here.
From www.myspace.com/vladquigley 17th Century décolletage fashion.