The name Lochlan is a boy's name of Scottish origin. Lochlan is ranked #740 on our popularity charts and is often added to lists like Boy Baby Names Moving Up Fast and discussed in our forums with posts like "Build a Sibset With Middles".
From the experts:
Lochlan and Lachlan are running neck and neck and both rising into the Top 1000. Which spelling you use is purely a matter of taste.