There are multiple artists under the name Tristan :

1]. Tristan - a pop/folk group from Jakarta, Indonesia
2]. Tristan - Tristan Cooke is a DJ from The United Kingdom
3]. Tristan - a new band from The Netherlands

1]. Here’s a new, interesting group with interesting music concept. The name Tristan came from Latin tristis which means ‘sad’, a reference to the tragic fate of Tristram in a medieval story “Tristram and Isolde”. But being totally sad is not what two multitalented men behind the group