ém·i·nence grise 
(ā-mē-näɴs grēz)
(ā-mē-näɴs grēz)n. pl. ém·i·nence grises (ā-mē-näɴs grēz)
A powerful adviser or decision maker who operates secretly or unofficially. Also called gray eminence.
[French, the power behind the throne : éminence, power + grise, feminine of gris, gray, shadowy.]
- "Henry Bolingbroke."
- Henry Brooks
- (Henry) Charles
- Henry Clay
- Henry Creswicke
- Henry David
- Henry Engelhard
- (Henry) Graham
- Henry Hallett
- (Henry) Havelock
- Henry Hobson
- Henry I
- Henry II
- Henry II
- Henry III
- Henry IV
- Henry IV
- Henry IV
- Henry John
- Henry John Temple.
- Henryk
- Henry Lewis
- Henry Louis
- Henry Louis
- H(enry) L(ouis)