Colonel (United States) Colonel (United States) In the United States Army, Marine Corps, and Air Force, colonel () is the most senior field grade military officer rank, immediately above the rank of lieutenant colonel and immediately below the rank of brigadier general. It is equivalent to the naval rank of captain in the other uniformed services. The pay grade for colonel is O-6. The insignia of the rank of colonel, as seen on the right, is worn on the officer's left side (a mirror-image version is worn on the right side, such that the eagle always faces forward to the wearer's front; the
General of the Infantry (Germany) General of the Infantry (Germany) General of the Infantry () is a former rank of German Ground forces (de: Heer). Present it is an appointment or position to an OF-6 rank officer, responsible for particular affairs of training and equipment of the Bundeswehr infantry. General of the Infantry was a former rank of General of the branch OF8 in the German land forces (Imperial Army, "Reichswehr" and "Wehrmacht") and also in the Prussian Army and the Austro-Hungarian Army. It was the third-highest General officer rank, subordinate only to Colonel General and Field Marshal. It is equivalent to a three-star rank