1. Not suitable for a woman
   "an unfeminine depth of voice"

See also: unwomanly

• Robert MacGregor
• Robert Maynard Hutchins
• Robert Mearns Yerkes
• Robert Merton
• Robert Mills
• Robert Mitchum
• Robert Morris
• Robert Motherwell
• Robert Nesta Marley
• Robert Oppenheimer
• Robert Orr
• Robert Owen
• Robert Peary
• Robert Peel
• Robert Penn Warren
• Robert R. Livingston
• Robert Ranke Graves
• Robert Redford
• Robert Robinson
• Robert Schumann
• Robert Scott
• Robert Southey
• Robert the Bruce
• Robert Traill Spence Lowell Jr.
• Robert Treat Paine