Internet celebrity/star 网红
Cyber star 网红
Zhang Dayi is a major internet celebrity in China.
张大奕是中国有名的网红。

Social media star 社交媒体红人
He just joined Weibo. He's already a social media star in the west.
他刚刚开通微博。他在西方国家，是社交媒体红人。

Influencer 有影响力的人；红人

KOL = Key opinion leader 意见领袖
She wants to be paid like a KOL but really not enough people watch her online.
她想像KOL一样挣钱，但是却没有那么多人关注她。

Online celebrity 网络名人
Being an online celebrity doesn't mean what she thinks is important.
她是网络名人，不代表她的想法就一定重要。

vlogger 视频博主
Wow, my vlog has got 1000 views!
哇塞，我的视频有1000人观看了！