Where to find Highborne Lichling
10 spawn points in Azshara. Coordinates are zone map percentages (x, y).

All 10 coordinates
13.5, 73.2 · 14.6, 72.6 · 16.5, 67.7 · 16.6, 71.7 · 16.7, 70.8 · 17.1, 66.6 · 17.3, 67.6 · 17.3, 68.5 · 17.7, 66.8 · 17.9, 70.0
