Lady Jane Grey
Lucas De Heere

This painting can be found in the following:

Lady Jane Grey: Nine Day Queen of England by Faith Cook. Not labelled as de Heere but appears similar.

The Nine Days’ Queen: Lady Jane Grey and Her Times by Richard Davey

A Queen of a New Invention: Portraits of Lady Jane Grey Dudley, England’s ‘Nine Days Queen’ by Stephan Edwards

Documents of Lady Jane Grey: Nine Days Queen of England 1553 by James D Taylor Jr. The painting on the cover appears similar to the one by de Heere but it is not labelled as such.