R
- Raftery, Adrian
- Raghavarao, D.
- Raiffa, Howard
- Ralescu, Stefan (1952–)
- Rao, C.R. (1920–)
- Rasch, Georg (1901–1980)
- Redington, Frank
- Reid, Nancy
- Reiersøl, Olav (1908–2001)
- Rhodes, E. C.
- Rice, Thomas Spring
- Richardson, Sylvia
- Rickman, John
- Ripley, Brian Daniel (1952–)
- Robbins, Herbert (1922–2001)
- Roberts, Gareth O.
- Roberts, Harry V.
- Robertson, Stuart A.
- Robine, Jean-Marie
- Robins, James
- Robinson, Claude E.
- Rosenthal, Jeffrey S.
- Roy, Bimal Kumar
- Roy, S. N. (1906–1966)
- Rubin, Donald
- Rubinow, I. M.
- Rubinstein, Reuven
- Ruggles, Steven
- Russell, John
- Ryder, Dudley
Read more about this topic: List Of Statisticians