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Throughout the world, Gengen (根根 , Gengen , 艮艮 ) is quite a rare gender-neutral first name. The first name Gengen is habitual in China, where it is a rare gender-neutral name, Philippines, where it is a rare principally feminine, but scarcely male name, and Nigeria, where it is a very rare gender-neutral name. Very seldom, Gengen is the last name as well as the forename.
Ma, Zeng, Zhao, Marak, Saret, Chang, Buaya, Reyes, Dayao, Huang, Zhang, Memita, Sangma, Anogli, Taylor, Koteski, Paglala, Ganohay, Lumapas, Eleguir, Heraldo, Carriaga, Yang, Galamiton, Wang, Chan, Li, Tu, He, Fu, Wu, Yu, Xu, Sha, Cai, Cui, Paz, Ren, Lin, Liu, Luo, Ess, Wei, Yan, Xie, Alon, Aria, Bulo, and Cantiveros