Robert Sheehan ♑ Capricorn Robert Shwartzman ♍ Virgo Robert Silverberg ♑ Capricorn Robert Simson ♎ Libra Robert Siodmak ♌ Leo Robert Skov ♉ Taurus Robert Smalls ♈ Aries Robert Smigel ♒ Aquarius Robert Smithson ♑ Capricorn Robert Snodgrass ♍ Virgo Robert Sobukwe ♐ Sagittarius Robert Solow ♍ Virgo Robert Southey ♌ Leo Robert Spaemann ♉ Taurus Robert Stack ♑ Capricorn Robert Stanbury ♏ Scorpio Robert Stanfield ♈ Aries Robert Stangland ♎ Libra Robert Stanley Weir ♏ Scorpio Robert Steinberg ♊ Gemini Robert Stephens ♋ Cancer Robert Stephenson ♎ Libra Robert Sterling ♏ Scorpio Robert Sternberg ♐ Sagittarius Robert Stirling ♏ Scorpio Robert Stolz ♍ Virgo Robert Stromberg ♐ Sagittarius Robert Stroud ♒ Aquarius Robert Surcouf ♐ Sagittarius Robert Surtees (cinematographer) ♌ Leo Robert Swinhoe ♍ Virgo Robert Sánchez ♏ Scorpio Robert T. A. Innes ♏ Scorpio Robert T. Bakker ♈ Aries Robert Tappan Morris ♏ Scorpio Robert Tarjan ♉ Taurus Robert Taschereau ♍ Virgo Robert Themptander ♒ Aquarius Robert Thirsk ♌ Leo Robert Thomas Allen ♑ Capricorn Robert Thurman ♌ Leo Robert Tinkler ♉ Taurus Robert Todd Carroll ♉ Taurus Robert Todd Lincoln ♌ Leo Robert Toombs ♋ Cancer Robert Towne ♐ Sagittarius Robert Treat Paine ♓ Pisces Robert Trivers ♓ Pisces Robert Trujillo ♏ Scorpio Robert Trump ♍ Virgo Robert Urich ♐ Sagittarius Robert Van de Walle ♉ Taurus Robert Vancea ♎ Libra Robert Vaughn ♐ Sagittarius Robert Venturi ♋ Cancer Robert Vince ♋ Cancer Robert Volkmann ♈ Aries Robert W. Chambers ♊ Gemini Robert W. Cox ♑ Capricorn Robert W. Floyd ♊ Gemini