Lord Captain (plural Lords Captain) is a rank within the Children of the Light. It is the second-highest rank after the Lord Captain Commander. Lords Captain are known to command Legions of 2,000 men. Lords Captain mentioned in the series are Eamon Valda, Geofram Bornhald, Abdel Omerna, Trom, Alaabar Harnesh, Brandel Vordarian, Berab Golever and Canvele.
It is the rank held by the leader of the Winged Guards of Mayene, first by Bertain Gallenne, then later by Havien Nurelle.
It is the rank held by the leader of the Panarch's Legion in Tanchico.