This is a list of the longest-reigning monarchs of all time, detailing the monarchs and lifelong leaders who have reigned the longest in world history...

after reigning for 70 years and 214 days. On 9 September 2015, Elizabeth II became the longest-reigning British monarch and the longest-reigning known...

office List of longest-reigning monarchs List of shortest-reigning monarchs Lists of state leaders by age The country was formerly named the Kingdom of Swaziland...

current reigning monarchs by length of reign List of longest-reigning monarchs List of shortest-reigning popes List of the oldest living state leaders Pedro...

jubilees. Hierarchy of precious substances List of longest-reigning monarchs List of current reigning monarchs by length of reign Wedding anniversary...

List of longest-reigning monarchs This list consists of British royal family members entitled (in the earliest cases retroactively) to the styles of His or...

dictionary. Hierarchy of precious substances List of longest-reigning monarchs List of current reigning monarchs by length of reign Wedding anniversary...

that of St. Peter. According to tradition, he headed the church for 35 years and has thus far been the longest-reigning pope in the history of the Catholic...

anniversary. Hierarchy of precious substances List of longest-reigning monarchs List of current reigning monarchs by length of reign Wedding anniversary...

female monarch The longest undisputed reigning monarch is Sobhuza II, who ruled the Kingdom of Swaziland under the title of Paramount Chief of Swaziland...