| kanglungpa | Bhutan | udorji.cnr@rub.edu.bt | college of natural resources, royal university of bhutan | Yes
|
| Catweazle | Germany | udo.schickhoff@t-online.de | University of Hamburg | Yes
|
| uditagarbyal | India | uditagarbyal@gmail.com | self use | Yes
|
| UditRana | India | udit.rana@un.org | UNESCAP | Yes
|
| Ugyendechen | Bhutan | udechen@moaf.gov.bt | Department of forest and park services | Yes
|
| uddipg | Nepal | uddipg@gmail.com | | Yes
|
| uddhav | Nepal | uddhavbajagain27@gmail.com | Nepal open university | Yes
|
| udaysharma_17 | India | udaysharmawork@gmail.com | National Centre for Polar and Ocean Research, Goa, India | Yes
|
| Udaya_1 | Nepal | udayapdl.0710@gmail.com | AFU | Yes
|
| Ravi88 | Nepal | uda9818@gmail.com | Kathmandu University | Yes
|