di·hy·drox·y·phen·yl·al·a·nine 
(dī′hī-drŏk′sē-fĕn′əl-ălə-nēn′, -fē′nəl-)
(dī′hī-drŏk′sē-fĕn′əl-ălə-nēn′, -fē′nəl-)n.
Dopa.
- Robert Marion
- Robert Mearns
- Robert Moses
- Robert Nesta
- Roberto
- Roberto
- Roberto Walker
- Robert Penn
- Robert R.
- Robert Ranke
- Roberts
- Roberts
- Roberts
- Robert Sengstacke
- Robert Seymour
- Robertson
- Robert Stephenson Smyth
- Robert Stewart, Second Marquis of Londonderry.
- Robert the
- "Robert the Bruce."
- "Robert the Devil."
- Robert Traill Spence, Jr.
- Robert Treat
- Robert Tyre
- Robert Wilhelm