長岡 正哲（ながおか まさのり、1968年 -）は、国際公務員。学位は博士（世界遺産学）（筑波大学・2015年）。国際連合教育科学文化機関職員。

来歴

生い立ち 
1990年に神奈川大学外国語学部英米語学科卒業後、筑波大学大学院で博士（世界遺産学）の学位を修得、米国コロンビア大学大学院美術史考古学修士号取得。

国際公務員として 
2004年よりユネスコ勤務。ユネスコ・パリ本部世界遺産センターアジア太平洋課事業企画専門官、ユネスコ・ジャカルタ事務所文化部主任、カブール事務所文化部主任を経てプノンペン事務所文化部主任。
2001年に、タリバンによってアフガニスタンの世界遺産・バーミヤン遺跡の大仏が爆破された、その大仏の再建に取り組む。

著書 
The Future of the Bamiyan Buddha Statues: Heritage Reconstruction in Theory and Practice, M. Nagaoka (Ed), Springer, 388 pages, 2020/12
UNESCO’s Safeguarding Intervention in Bamiyan, 『Strategic Master Plan  in Bamiyan』 Edizioni Polistampa, Firenze, pp. 39-50, 2018
「教育問題としての世界文化遺産」、西村幸夫編『世界文化遺産の思想』pp. 226-237 (東京大学出版会) 2017/8/31長岡正哲 他
Cultural Landscape Management at Borobudur, Indonesia (Springer出版)2016/8 Masanori Nagaoka
Borobudur: the Road to Recovery; Community-based Rehabilitation Work and Sustainable Tourism Development (National Geographic Society/UNESCO Publishing) 2011/8 Masanori Nagaoka
アフガニスタンの未来をささえる―国際機関職員の仕事 (岩波ジュニア新書)2009/4/21石原 陽一郎、 長岡 正哲

学術論文・学会発表 
"The Future of the Bamiyan Buddha Statues – Evolving Conservation Ethics and Principles concerning Intentionally Destructed Cultural Heritage", in The Future of the Bamiyan Buddha Statues: Heritage Reconstruction in Theory and Practice. M. Nagaoka (Ed), Springer, pp. 1-15. 2020
「文化の保存と経済開発の両立を目指して-メス・アイナク遺跡からの報告」pp.54-55 (国際開発ジャーナル社) 2016/11 長岡正哲
“Preserving Cultural Landscapes of Bamiyan, Afghanistan”. Paper presented at the Second World Heritage Cities-Asia and Pacific/UNESCO symposium on Community and Heritage, Gyeongju, Korea, 5 to 7 October, 2016 (Gyeongju OWHC) 2016/10 Masanori Nagaoka
 “Revitalization of Shahr-e Gholghola, Bamiyan World Heritage site”. Paper presented at ICOMOS International Committee on Archaeological Heritage Management 2016 Annual Conference. Salalah, Oman, 2 to 5 May, 2016 (International Committee on Archaeological Heritage Management) 2016/9 Masanori Nagaoka
 “Protection of Bamiyan Cultural Landscapes for the Improvement of the Quality of Local Residents”. Paper presented at the UNESCO symposium on Cultural Heritage and Development initiatives – A Challenge or a Contribution to Sustainability?. Rome, Italy 25 to 27 May, 2016 (UNESCO/World Bank) 2016/5 Masanori Nagaoka
 “Safeguarding Bamiyan and the Silk Road as a means of peace-building in the conflict-area”. Paper presented at the UNESCO Eastern Silk Roads Conference. Gyeongju, Korea, 1 to 3 December, 2015. (UNESCO) 2015/12 Masanori Nagaoka
 “Community-Centered Landscapes Protection at Borobudur, Indonesia”. Paper presented at the 18th ICOMOS General Assembly: ICOMOS International Scientific Symposium on Heritage and Landscape as Human Values. Florence, Italy, 9 to 14 November 2014. 498-504. (ICOMOS) 2014/11 Masanori Nagaoka
‘European’ and ‘Asian’ approaches to cultural landscapes management at Borobudur, Indonesia in the 1970s. Smith, Laurajane (Eds). International Journal of Heritage Studies. （Routledge出版） 2014/7 Masanori Nagaoka
 Buffering Borobudur for socio-economic development: an approach away from European values-based heritage management”. Van Oers, Ron (Eds).　International Journal of Cultural Heritage Management and Sustainable Development (Emerald出版) 2014/5 Masanori Nagaoka
 “Community’s Involvement in Emergency Operation for the Safeguarding of Borobudur from the Damage caused by the Mt. Merapi Eruption”. ICOMOS Symposium. Reducing Risks to Cultural Heritage from Natural and Human-Caused Disaster (2012). 31 October, 2012 in Beijing, China (during the ICOMOS Advisory Committee, Scientific Council and Executive Committee meetings). 133-136. (ICOMOS) 2012/10 Masanori Nagaoka
 “Revitalization of Borobudur: Heritage Tourism Promotion and Local Community Empowerment in Cultural Industries”. 17th ICOMOS General Assembly Scientific Symposium Heritage, Driver of Development. December, 2011. 658-668. (ICOMOS) 2011/12 Masanori Nagaoka