Octavia Hill
/hɪl
/ (1838–1912), English housing reformer and co-founder of the National Trust (1895).
- Robertine
- Robertinian
- Robert sauce
- Roberts, Frederick Sleigh
- Roberts, John
- Roberts, Julia
- Robertsonian
- Robertson, Oscar
- Robertson's law
- Roberts, Owen Josephus
- Roberval balance
- Roberval's balance
- Robeson, Paul
- Robespierrean
- Robespierre, Maximilien de
- Robespierrian
- Robespierrist
- Robey, Sir George
- robin
- robin accentor
- robin breast
- robin-chat
- Robin Dinner
- robin dipper
- robin-egg