Tats Lau Yee-Tat (Chinese: 劉以達; Jyutping: Lau4 Ji5 Daat6; pinyin: Liú Yǐdá; born 23 February 1963) is a Hong Kong musician, songwriter and actor.

During the 1980s, Tats Lau was active in Hong Kong's independent music scene.

He established several underground bands including DLLM and OEO (Oriental Electric Orchestra, which was influenced by YMO).

Unlike other Cantopop musicians in the same generation, Tats Lau has strong influence of Synthpop music from UK.

Tat Ming Pair, along with Beyond and Tai Chi, eventually became one of the most important music groups in Hong Kong history.