Rodriguez Federico Angel
Roederer Charles
Roemen Fernand
Roenigk Howard L.
Roennberg Tom
Rogemond Eric
Roger R. Riley
Roggero Carlo Maria
Rogovsky Anatoly A.
Rohrbach Hans-Joerg
Rohrbach Technologie Kg Baustofftechnik G.m.b.h. & Co.
Rohrig Klaus
Rohrmann Bodo Rudiger
Roine Antti
Roland A. Kirkby
Rollot Pierre
Romenets Vladimir Andreyevich
Ronald F. Davis
Ronald L. W. Holmes
Ronan Austin Hudson