Lieutenant, junior grade

Lieutenant Junior Grade is a rank in the UNSC Navy. As a Commissioned officer, a Lieutenant jg. leads Non-commissioned officers and enlisted personnel.

Known Lieutenant (Jr Grade)s

 * Lieutenant (J.G.) Jacob Keyes
 * Lieutenant (J.G.) Bill Streeter
 * Lieutenant (J.G.) David Brightling
 * Lieutenant (J.G) Fred SPARTAN-104