List of Members of Fourth Lok Sabha From 4th March 1967 to 27th December 1970
| Sr. No. | Member Name | Gender | Constituency Name | State Name | Party Name |
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| 391. | Shri R.S. Vidyarthi | Male | Karol Bagh-SC | Delhi | Jan Sangh |
| 392. | Shri Rabi Ray | Male | Puri | Odisha | Samyukta Socialist Party |
| 393. | Shri Rachakonda Jagannath Rao | Male | Chatrapur | Odisha | Congress |
| 394. | Shri Raghunath Keshav Khadilkar | Male | Khed | Maharashtra | Congress |
| 395. | Shri Raghuvir Singh Shastri | Male | Baghpat | Uttar Pradesh | Independent |
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| 396. | Shri Raj Raj Singh Deo | Male | Bolangir | Odisha | Swatantra Party |
| 397. | Shri Raja Venkatappa Naik | Male | Raichur | Mysore | Swatantra Party |
| 398. | Shri Rajdeo Singh | Male | Jaunpur | Uttar Pradesh | Congress |
| 399. | Shri Rajendranath Barua | Male | Jorhat | Assam | Congress |
| 400. | Shri Ram Awtar Sharma | Male | Gwalior | Madhya Pradesh | Independent |
| 401. | Shri Ram Charan | Male | Khurja-SC | Uttar Pradesh | Praja Socialist Party (PSP) |
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| 402. | Shri Ram Dhan | Male | Lalganj-SC | Uttar Pradesh | Congress |
| 403. | Shri Ram Dhani Das | Male | Gaya-SC | Bihar | Congress |
| 404. | Shri Ram Gopal Shawlwale | Male | Chandni Chowk | Delhi | Jan Sangh |
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| 405. | Shri Ram Kishan Gupta | Male | Hoshiarpur | Punjab | Congress |