| Prof | Xiangyu | Wang | Curtin University | Australia | Construction Management | Best Researcher Award | civilengineeringawards.com |
| Dr | Xianwei | Rong | harbin normal university | China | Coastal Engineering | Best Researcher Award | civilengineeringawards.com |
| Dr | Xiao | Yang | Shandong University | China | Environmental Policy and Management | Best Researcher Award | |
| Assoc. Prof. Dr | Xiao | Huang | Guangxi University | China | Solid Waste Management | Best Researcher Award | civilengineeringawards.com |
| Dr | Xiao | Tingwen | Jinan University, School of Management | China | Others | Best Researcher Award | civilengineeringawards.com |
| Ms | Xiào | Jiayu | Central South University of Forestry and Technology | China | Structural Engineering | Best Researcher Award | civilengineeringawards.com |
| Prof. Dr | Xiao | Bai | Yunnan University | China | Sustainable Development | Excellence in Research Award | civilengineeringawards.com |
| Prof. Dr | Xiaobo | Liu | University of Electronic Science and Technology of China | China | Materials Science and Engineering | Best Researcher Award | civilengineeringawards.com |
| Assoc. Prof. Dr | Xiaochuang | Li | Anqing Normal University | China | Environmental Microbiology | Research Excellence Award | civilengineeringawards.com |
| Dr | Xiaochun | Yin | New Mexico State University | United States | Water and Wastewater Treatment | Women Researcher Award | |
| Prof | Xiaofei | Cao | Wuhan University of Technology | China | Structural Engineering | Best Researcher Award | civilengineeringawards.com |
| Dr | Xiaohui | Zhong | School of Chemical and Environmental Engineering, Anhui Polytechnic University | China | Materials Science and Engineering | Best Researcher Award | civilengineeringawards.com |
| Prof | Xiaojiang | Ye | Wuhan Institute of Technology | China | Structural Engineering | Green Building Excellence Award | civilengineeringawards.com |
| Dr | Xiaojun | Fang | Guangzhou University | China | Structural Engineering | Best Researcher Award | |
| Prof | Xiaojun | Tan | Sun Yat-sen University | China | Transportation Engineering | Research Excellence Award | civilengineeringawards.com |
| Assoc Prof Dr | Xiaoyong | Xie | South China Sea Fisheries Research Institute | China | Environmental Policy and Management | Best Researcher Award | |
| Prof | Xiaoyu | Zhao | Tianjin University of Science and Technology | China | Water and Wastewater Treatment | Best Researcher Award | civilengineeringawards.com |
| Mr | Xichuan | Zheng | School of architecture and urban planning, Guangdong University Of Technology | China | Sustainable Development | Best Researcher Award | |
| Prof | Xie | Wanfeng | Qingdao University | China | Materials Science and Engineering | Best Researcher Award | civilengineeringawards.com |
| Assoc. Prof. Dr | Xin | Lai | Wuhan University of Technology | China | Environmental Engineering | Best Researcher Award | civilengineeringawards.com |