- 海南省 Hǎinán Shěng Hainan ProvinceHainan Province, capital Haikou [[海口市|海口市|Hai3 kou3 Shi4]], abbreviated to [[琼|瓊|Qiong2]]
- 海南岛 Hǎinán Dǎo Hainan IslandHainan Island, China's southernmost province, off the coast of Guangdong
- 海南大学 Hǎinán Dàxué Hainan University
- 海南区 Hǎinán Qū Hainan DistrictHainan, a district of Wuhai City, Inner Mongolia
- 海南藏族自治州 Hǎinán Zàngzú Zìzhìzhōu Hainan Tibetan PrefectureHainan Tibetan Autonomous Prefecture in Qinghai Province
- 海南鳈 Hǎinánquán Hainan gudgeonSarcocheilichthys hainanensis, a species of cyprinid fish found in China, Laos, and Vietnam
- 海南鳽 hǎinányán white-eared night heron(bird species of China) white-eared night heron (Oroanassa magnifica)
- 黄海南道 Huáng Hǎinándào South HwanghaeSouth Hwanghae Province of west North Korea
- 海南孔雀雉 Hǎinánkǒngquèzhì Hainan peacock-pheasant(bird species of China) Hainan peacock-pheasant (Polyplectron katsumatae)
- 海南山鹧鸪 Hǎinánshānzhègū Hainan partridge(bird species of China) Hainan partridge (Arborophila ardens)
- 海南柳莺 Hǎinánliǔyīng Hainan leaf warbler(bird species of China) Hainan leaf warbler (Phylloscopus hainanus)
- 海南蓝仙鹟 Hǎinánlánxiānwēng Hainan blue flycatcherHainan blue flycatcher (Cyornis hainanus)