| Judgement of the Criminal Justice Commission (Insurgency) - Inquiry No 1 (Politbureau) | N/A | N/A | 1976 | General |
| Judicial Review of Commissions of Inquiry - Comparative Study | L.M. | Jayaratne | 1995 | General |
| July | Karen | Roberts | 2002 | Literature |
| July '83 and After - Nethra, Vol 6, No's 1 & 2, April-September 2003 | Nimanthi | Perera-Rajasingham | 2003 | General |
| June 1986 Devolution Proposals, The | QASLU | N/A | 1986 | General |
| Jungle Hiker, The | Royal Air Force Welfare Publication | N/A | 1944 | General |
| Jungle Journeys in Ceylon | Iris | Darnton | 1975 | General |
| Jungle Journeys in Sri Lanka - Experiences & Encounters | C. G. | Uragoda | 2004 | General |
| Jungle Lure | Trevor | Labrooy | 1996 | General |
| Jungle Picture - A Picture of the Vast Forests of India | Norah | Burke | 1960 | General |
| Jungle Sport in Ceylon - From Elephant to Snipe | Marcus W. | Millett | 1914 | General |
| Jungle Tales | Colin | de Silva | N/A | Literature |
| Jungle Tide, The | John | Still | 1999 | General |
| Jungles | Edward S. | Ayensu | 1980 | General |
| Junior Geography For Ceylon Schools, A | A.D. | Baptist | 1946 | General |
| Jurisprudence of Holland, The - Vol 1 | Hugo | Grotius | 1926 | General |
| Jurisprudence of Holland, The - Vol 2 | Hugo | Grotius | 1936 | General |
| Jury System in Ceylon: Its Origins and Incidence | Edward W. | Perera | 1933 | General |
| Just Another Bomb Blast | Sandaruwan Madduma | Bandara | 1999 | Literature |
| Just Another Shade of Brown | Lorna | Wright | 1976 | Literature |
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