This is a Chinese name; the family name is Lim.
Lim Tean (born November 17, 1964) is a Singaporean opposition politician and a lawyer.
He is the founding leader of Peoples Voice, the 11th political party in Singapore, and previously served as Secretary-General of the National Solidarity Party from 30 August 2015 to 18 May 2017.
He identifies as centre-left, and has been associated with both Progressive and Social Democratic causes.
Lim is currently the representing lawyer of prominent anti-government critic and blogger Leong Sze Hian in the ongoing high profile case brought by current Singaporean Prime Minister Lee Hsien Loong.