Radha Krishna

 Sri Krishna with Radha.

Radheshyam

 Sri Krishna.

Rafael

 God has healed.

Raghu

 An ancestor of Lord Ram. An emperor of Surya Vamsh.

Raghunandan

 Sri Ram.

Raghupati

 Sri Ram.

Raghuram

 Sri Ram.

Raghav

 Sri Ram.

Raghavendra

 Name of a 12th century saint whose samadhi is at Mantralaya.

Rahul

 Name of Siddhardha's son. Able. Efficient

Raiden

 God of Thunder & Lightning.

Raj

 King

Raj Kumar

 King's son .Prince.

Raja

 King.

Rajadhiraj

 King of Kings. Emperor.

Rajan

 King.

Rajani

 Night. The darkone.

Rajaraman

 Lord Sree Ram.

Raja Sekhar

 Crown King.

Rajan

 King.

Rajaraja

 King of kings, Emperor.

Rajchandar

 Kikng of stars.

Rajendra

 Emperor.

Rajesh

 Emperor.

Rajanikant

 Moon.

Rajaneesh

 Moon.

Raju

 King.

Rajveer

 Vijeta. Victory.

Rakesh

 Full Moon.

Rajeev

 Lotus.

Rakshak

 Who protects.

Rakshith

 One who Protects.

Ram

 An incarnation of Vishnu. 7th of Dasavatharas ( 1. Matysa, 2.Kurma, 3. Varaha, 4.Narasimha, 5. Vamana, 6. Parasurama, 7. Rama, 8. Balarama, 9. Krishna & 10. Kalki.)

Ram Prasad

 Gift of Lord Rama.

Ramana

 Pleasing. Gratifying. Charming.

Ramanuja

 Rama's brother. Name of the founder of Srivaishnava Mutt.

Ramesh

 Vishnu.

Ramit

 One with attractive personality.

Ramon

 Wise Protector.

Ranai

 Courageous man. Protector.

Randal

 Shield wolf.

Randeep

 One who outshines in the war.

Ranga

 Sri Krishna. Panduranga.

Rangan

 Sri Krishna.

Ranganath

 Sri Krishna.

Rangaraj

 Sri Krishna.

Rangasamy

 Sri Krishna.

Rangaswamy

 Sri Krishna.

Ranjit

 One who is entertained.

Rao

 Surname.

Ratan

 Gem.

Ratnakar

 Sea. One who gives gems.

RatnaMani

 Precious stone. A combination of Ratna+Mani.

Ratnatej

 One who shines like a gem.

Rau

 Surname.

Raven

 Bird.

Ravi

 Sun.

Ravi Kiran

 Sun Rays. Ravi Tej.

Ravi Prakash

 Sun Light.

Ravindra

 Sun.

Ravindran

 Sun.

Ravindranath

 Sun.

Raymond

 Guards wisely.

Reannon

 Great Goddess or Queen. A form of Rhiannon.

Reddy

 Surname.

Reet

 Custom.

Regan

 Little king.

Remco

 Friend.

Rene

 To rise again.

Rey

 King.

Reza

 Pleasure.

Rhino

 Powerful. Strong.

Rich

 A short form of Richard.

Richard

 Rich and powerful ruler.

Rihit

 Sound of leaves.

Riju

 Straight line. Straight forward man. Honest.

Riley

 Valiant.

Rimjhim

 Shower of Love. Misty drizzle.

Rini

 Park.

Rio

 River.

Rishab

 Morality. A famous hindu saint's name.

Rishi

 Sage. Poet. A ray of light. An imaginary circle.

Rishik

 Lord Shiva. Short form of Rishikesh.

Rishon

 First.

Ritesh

 Lord of seasons.

River

 Flow of Water.

Riwaj

 Tradition.

Roan

 Little seal.

Robert

 Bright fame. Famous.

Roberto

Bright fame.

Roger

 Fame-spear.

Rohan

 Sandal wood.

Rohil

 Ascended.

Rohit

 Red.The sun's red light.

Roland

 Famous throughout the land.

Rolf

 Swift wolf.

Ronak

 Ornament. Embellishment.

Ronald

 Powerful might.

Ronan

 Little seal.

Ronnie

 A Similar form of Ronald.

Ronil

 Light blue.