A general officer is an officer of high rank in the armies, and in some nations' air forces, space forces, and marines or naval infantry.
A lieutenant is a commissioned officer rank in the armed forces of many nations.
Colonel is a senior military officer rank used in many countries. It is also used in some police forces and paramilitary organizations.
Commander is a common naval officer rank as well as a job title in many armies. Commander is also used as a rank or title in other formal organizations, including several police forces. In several countries this naval rank is termed frigate captain.
An aide-de-camp is a personal assistant or secretary to a person of high rank, usually a senior military, police or government officer, or to a member of a royal family or a head of state.
Adjutant is a military appointment given to an officer who assists the commanding officer with unit administration, mostly the management of human resources in an army unit. The term adjudant is used in French-speaking armed forces as a non-commissioned officer rank similar to a staff sergeant or warrant officer but is not equivalent to the role or appointment of an adjutant.
Commandant is a title often given to the officer in charge of a military training establishment or academy. This usage is common in English-speaking nations. In some countries it may be a military or police rank. It is also often used to refer to the commander of a military prison or prison camp.
Chief superintendent is a senior rank in police forces, especially in those organised on the British model.
Inspector, also police inspector or inspector of police, is a police rank. The rank or position varies in seniority depending on the organization that uses it.
Police commissioner is a senior rank in many police forces of the world. In other jurisdictions, it is the title of a member of an oversight board.
Superintendent (Supt) is a rank in the British police and in most English-speaking Commonwealth nations. In many Commonwealth countries, the full version is superintendent of police (SP). The rank is also used in most British Overseas Territories and in many former British colonies. In some countries, such as Italy, the rank of superintendent is a low rank.
The Kenya Police Service is a national body in charge of law enforcement in Kenya. It is subordinate to National Police Service which is headed by Inspector General of Police who exercises independent command over the Service. Kenya Police is headed by Deputy Inspector General. Kenya Police is divided into Service Headquarters in Nairobi, Formations, General Duty Commands and Training Institutions.
In the uniformed services of the United States, captain is a commissioned-officer rank. In keeping with the traditions of the militaries of most nations, the rank varies between the services, being a senior rank in the naval services and a junior rank in the ground and air forces. Many fire departments and police departments in the United States also use the rank of captain as an officer in a specific unit.
In the United States, commander is a military rank that is also sometimes used as a military billet title—the designation of someone who manages living quarters or a base—depending on the branch of service. It is also used as a rank or title in non-military organizations, particularly in law enforcement.
Gazetted officers include all the Indian Police Service officers which are Class I officers of the cadre and all State Police Services officers of and above the rank of Deputy Superintendent of Police. All are arranged in a hierarchical order.
The United States police-rank model is generally quasi-military in structure. A uniform system of insignia based on that of the US Army and Marine Corps is used to help identify an officer's seniority.
Chief inspector is a rank used in police forces which follow the British model. In countries outside Britain, it is sometimes referred to as chief inspector of police (CIP).
Sub-inspector (SI), or sub-inspector of police or police sub-inspector (PSI), is a rank used extensively in South Asia: in the police forces of Bangladesh, Pakistan, India, and Sri Lanka, which are primarily based on the British model. It was formerly used in most British colonial police forces and in certain British police forces as well. The rank usually was in charge of a police substation or assisted an inspector.
A police lieutenant is a police rank in some police departments, such as the French National Police, the Netherlands Royal Marechaussee, the Philippine National Police, the Police of Russia, the National Police of Ukraine, the Estonian Police and Border Guard Board, the Police of Armenia, the Militia of the Republic of Belarus, the Federal Police of Germany, the Vietnam People's Public Security, the Spain Civil Guard, the Royal Thai Police, the Buenos Aires Provincial Police, the Mossos d'Esquadra, the Sûreté du Québec, and various law enforcement agencies in the United States.
