There are at least two artists with this name:

1) TLF is a German synthwave artist, based in Berlin.

2) TLF is a French rap band formed in the 2000's by two MCs from Val-de-Marne (France), namely Ikbal M'kouboi (known by his alias Ikbal Vockal) and by Alain 2 L'Ombre. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.