Robinson, Margaret M.  
   Mount Holyoke. Igusa local zeta functions.
   http://www.mtholyoke.edu/~robinson/

Rio, Anna  
   Universitat Politècnica de Catalunya. Galois representations, elliptic curves, modular forms.
   http://www-ma2.upc.es/~rio/

Richert, Hans-Egon  
   Obituary from Universitaet Ulm.
   http://www.mathematik.uni-ulm.de/fak/presse/richert.html.en

Rudnick, Zeev  
   Tel-Aviv University. Number theory; quantum chaos.
   http://www.math.tau.ac.il/~rudnick/

Rebolledo, Marusia  
   Université P. et M. Curie, Jussieu. Elliptic curves and modular curves. Publications, thesis.
   http://www.math.jussieu.fr/~maru/english.html

Ren Xiumin  
   Shandong University. Additive problems; Exponential sums over prime variables.
   http://www.prime.sdu.edu.cn/third/03renxiumin.html

Rohrlich, David  
   Boston University. Number theory. Preprints, errata.
   http://math.bu.edu/people/rohrlich/

Rose, Harvey  
   University of Bristol. Problems concerning small classes of recursive functions; Number theory of elliptic curves. Publications, teaching material.
   http://www.maths.bris.ac.uk/~maher/

Raghuram, A.  
   Tata Institute of Fundamental Research. Langlands Program: Representation theory of p-adic groups; Automorphic representations and their associated L-functions. Papers and thesis.
   http://www.math.uiowa.edu/~araghura/

Rubinstein, Michael  
   University of Waterloo. Experimental number theory. Publications, software for L-functions, tables of modular polynomials.
   http://www.math.uwaterloo.ca/~mrubinst/

Robertson, Leanne  
   Smith College. Algebraic number theory; Class groups and class numbers; Power integral bases; Cyclotomic fields. Publications.
   http://maven.smith.edu/~lroberts/

Rouse, Jeremy  
   University of Wisconsin-Madison. Number theory, with particular interest in elliptic curves and modular forms; Combinatorics. Publications.
   http://www.math.wisc.edu/~rouse/