Unknown lady (perhaps Lady Jane Grey) by Hans Eworth

This painting can be seen at the Fitzwilliam Museum, Cambridge, United Kingdom.

It can be viewed at the Fitzwilliam Museum website. To view select collections - search collections - search for Eworth.

This painting can be found in the following:

Portrait may be only image of Lady Jane Grey by Ben Dowell (Sunday Times)

A New Face for the Lady by J Stephan Edwards (History Today)

Lost Faces: Identity and Discovery in Tudor Royal Portraiture edited by Bendor Grosvenor

The Chronicles of the Tudor Queens by David Loades

And viewed at:

Some Grey Matter