On January 30, 2019 Ambassador of Sri Lanka to the Russian Federation Dr. Dayan Jayatilleka and Madame Sanja Jayatilleka paid a visit to the Institute of Oriental Studies of the Russian Academy of Sciences, the largest and the oldest higher education establishment in Russia in the area of the Humanities with 500 researchers working on the Asian and North African history and culture, economics and politics, and languages.
Ambassador Jayatilleka and Madame Jayatilleka were received by the President of the Institute, Professor Vitaly Naumkin, and the Head of Indian Studies Dr. Tatiana Shaumyan.

Moscow State Institute of International Relations abbreviated as MGIMO University, is an academic institution run by the Ministry of Foreign Affairs of Russia, which is widely considered the most prestigious university in Russia. Henry Kissinger called it the "Harvard of Russia" because it educates a constellation of the political, economic, and intellectual elite.
It was founded by Stalin in 1944 for the purpose of enhancing the education and training of the Soviet diplomatic corps for the new, post-War II global environment.
Since 1992 the University is led by Professor Anatoly Torkunov, who is also a MGIMO graduate, holds two doctoral degrees in History and Political Science and has the rank of Ambassador Extraordinary and Plenipotentiary.

On January 28, 2019 Ambassador Jayatilleka paid a courtesy call on his Pakistani counterpart, a veteran diplomat Ambassador Qazi M. Khalilullah. Ambassador Qazi M. Khalilullah served as spokesman of the Ministry of Foreign Affairs before he assumed his duty as Head of Mission in Moscow.
Ambassador Jayatilleka was warmly welcomed in the premises with more than 100 years of history.

On January 25, 2019 Ambassador H.E. Dr. Dayan Jayatilleka and Madame Sanja Jayatilleka attended the reception dedicated to the 70th Anniversary of Republic Day in India, at the invitation of the Indian Ambassador H.E. D Bala Venkatesh Varma and his spouse Madame Vidya Datla Varma. The Constitution of India came into force on January 26, 1950. The reception was attended by representatives of the Russian Ministry of Foreign Affairs and State Authorities, Ambassadors and Defence Attaches of foreign countries.

On January 24, 2019, Ambassador Dr. Dayan Jayatilleka paid a courtesy visit to the Embassy of the Bolivarian Republic of Venezuela in Moscow and met with his colleague, H. E. Carlos Rafael Faria Tortosa.

On January 24, 2019 Ambassador of Sri Lanka to the Russian Federation Dr. Dayan Jayatilleka and Madame Sanja Jayatilleka visited the prominent Moscow State Institute of International Relations, University of Russian Ministry of Foreign Affairs (MGIMO). Ambassador Jayatilleka and Madame Jayatilleka were received by the Rector of MGIMO Anatoly Torkunov, the Vice-Rector Andrey Baykov and a Head of Oriental Studies Department, Professor of History Dmitriy Streltsov.