2026
- 06/28/2026: International Day of Yoga
- 06/08/2026: Celebration of Russian Language Day 2026
- 05/21/2026: UN Staff Social & Networking Event
- 05/19/2026: Observance of the Day of Vesak
- 05/11/2026:Groundbreaking Ceremony of the CFP Assembly Hall and Inauguration of the New Office Blocks at the UN Gigiri Complex
- 04/30/2026: UN Inter-Agency games 2026
- 04/26/2026:World Health Summit Regional Meeting 2026 – Closing Plenary
- 04/27/2026: Opening Session of the World Health Summit Regional Meeting 2026
- 04/24/2026:Spanish Language Day Celebration
- 04/07/2026: 2026 International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda
- 04/13/2026:Chinese Language Day Celebration
- 03/05/2026:IWD 2026 Commemoration
- 01/08/2026:Long Service Award Ceremony
2025
- 12/08/2025: UNEA 7 Welcome Remarks
- 12/02/2025:International Day for Persons with Disabilities
- 11/27/2025: World Aids Day run 2025
- 10/24/2025: United Nations Day
- 09/05/2025: High-Level Development Partners’ Convening on the Africa Adaptation Acceleration Programme (AAAP) 2.0
- 08/28/2025: UNON Press Briefing
- 07/06/2025:Celebration of the 2025 United Nations Nelson Rolihlahla Mandela Prize Laureate
- 06/24/2025:International Day of Women in Diplomacy 2025
- 06/05/2025:International Day for Dialogue Among Civilizations
- 06/04/2025: Russian Language Day
- 04/23/2025: Spanish Language Day
- 04/07/2025: Rwanda Genocide Commemoration
- 04/03/2025: Club de Madrid Annual Policy Dialogue
- 03/24/2025: First session of the UN-HABITAT Executive Board 2025
- 03/19/2025: French Language Day celebration
- 03/10/2025: Opening of the 25th Kenya Model United Nations
2024
- 04/12/2024:Second Session of the UN-Habitat Executive Board 2024
- 21/08/2024: Welcome Reception for the Incoming Executive Director of UN-Habitat
- 19/07/2024:Sub-Saharan Africa International Model UN (SAIMUN) Conference
- 09/05/2024: UN Civil Society Conference in Support of the Summit of the Future
- 06/05/2024: First session of the Executive Board (EB) for the year 2024.
- 18/03/2024:Kenya Model United Nations
- 08/03/2024: International Womens Day 2024
2023
- 13/12/2023: World Arabic Language Day
2020
- 31/10/2020 - World Cities Day
2018
- 17/12/2018 - International Day of Solidarity with the Palestinian People
- 11/12/2018 - High-level opening of the first Africa eCommerce Week
- 28/11/2018 - Pan African Conference on Working with Languages in Local Communities
- 10/11/2018 - Rotary Day at the United Nations
- 02/10/2018 - International Day of Non-Violence
- 17/09/2018 - Opening of the Geneva Summer Schools course on Higher Education in Emergencies
- 10/08/2018 - International Youth Day
- 30/07/2018 - World Day against Trafficking in Persons
- 11/06/2018 - 3rd Annual Young Diplomats of Kenya Conference
- 05/06/2018 - World Environment Day
- 11/04/2018 - Opening session of the Tenth Africa Carbon Forum and Africa Climate Week
- 10/04/2018 - International Day of Reflection on the 1994 Genocide against the Tutsi in Rwanda
- 08/03/2018 - International Women’s Day
- 27/02/2018 - Lions Day with the United Nations
- 19/02/2018 - UNON briefing to diplomatic corps
- 12/02/2018 - International Day for Women and Girls in Science
- 01/02/2018 - Launch of the 2018 Regional Refugee and Humanitarian Response Plans on the South Sudan Situation
2017
- 08/11/2017 - Launch of a Website - Pan-African Masters Consortium in Interpretation and Translation
- 06/11/2017 - International Day for Preventing the Exploitation of the Environment in War and Armed Conflict
- 03/10/2017 - UN Statement on Kenya Elections
- 28/09/2017 - Opening Remarks to the PAMCIT Executive Committee
- 12/06/2017 - Message to Kenya National Elections Conference:“Working Together Towards A Credible and Peaceful General Election”
- 08/03/2017 - International Womens Day
- 20/02/2017 - Foreign Cadets Briefing at UNON
2016
- 29/08/2016 - Official Launch of UNODC new Regional Programme - Eastern Africa Promoting the Rule of Law and Human Security in Eastern Africa Regional Programme
- 05/06/2016 - World Environment Day
- 23/05/2016 - Second session of UNEA
- 20/05/2016 - Welcome Remarks to the Security Council Mission
- 17/05/2016 - Vesak Day
- 11/03/2016 - International Women's Day
- 04/03/2016 - Pre-run for the First Lady's Half Marathon
- 23/02/2016 - Airlines Open Day at UNON
- 23/02/2016 - East African Model UN Conference
- 27/01/2016 - International Day of Commemoration in Memory of the Victims of the Holocaust
- 20/01/2016 - Workshop on Resource Tracking for Gender Equality
- 19/01/2016 - International Day of the Arabic Language
2015
- 12/11/2015 - Nairobi Peace Talks
- 05/11/2015 - Ceremony to raise the flags of the Holy See and the State of Palestine at UNON
- 30/10/2015 - United Nations Day
- 23/10/2015 - UN70 Celebrations at the University of Nairobi
- 14/10/2015 - Regional Sharefair on Gender Equality in the Extractive Industries
- 13/10/2015 - Re-opening of the UN Commissary
- 22/09/2015 - Opening of the "Through the Eyes of Somali Youth" Photo Exhibition
- 09/09/2015 - Briefing to the President of Mauritius
- 06/08/2015 - Opening of the Exhibition on the Atomic Bombs in Hiroshima and Nagasaki
- 21/06/2015 - International Day of Yoga
- 21/05/2015 - World Day for Cultural Diversity for Dialogue and Development
- 13/05/2015 - Day of Vesak
- 16/03/2015 - Launch of the HeForShe Sign-Up Campaign at UNON and Commemoration of the 2015 International Women’s Day
- 27/01/2015 - International Day of Commemoration in Memory of the Victims of the Holocaust
2014
- 24/10/2014 - United Nations Day
- 22/09/2014 - International Day of Peace
- 08/03/2014 - International Women's Day
- 21/01/2014 - Address to The Middle School Model UN Conference
2013
- 02/10/2013 - International Day of Non-Violence
- 11/06/2013 - Inauguration of the Permanent UN Dispute Tribunal( UNDT) Nairobi Courtroom
- 06/06/2013 - Launch of the High Level Panel Report on the Post-2015 Development Agenda
- 03/06/2013 - Opening of the "Man and Nature" China art exhibition
- 17/05/2013 - UNFCU 10th anniversary
- 06/02/2013 - Inauguration of the new Delegates Lounge
- 23/01/2013 - Middle School Model UN Conference
2012
- 21/09/2012 - International Day of Peace
- 02/07/2012 - Opening of the African Conference on Volunteer Action for Peace and Development
- 15/03/2012 - Opening of the Youth21 Day conference
- 05/03/2012 - Opening of the Annual Kenya Model UN conference
- 22/02/2012 - Opening of UNEP 12th Special Session of the Governing Council