Brikk Keencraft is an Artisan Blacksmithing trainer located in Booty Bay in Stranglethorn Vale.
In-game Picture
Location in Stranglethorn Vale
He can be frustratingly hard to find, he is behind all the shops. Go up to the cave where you leave Booty Bay, but instead, go to the right on the trail and he will be inside the house at the end. (see 2nd picture below)
TomTom command:
/way Stranglethorn Vale 29.0 75.4 Brikk Keencraft