Micki is a feminine given name that originated as a diminutive form of the German name Michaela, which itself is a feminine form of the Hebrew name Michael. The name Michael is derived from the Hebrew words "mi" meaning "who" and "cha'el" meaning "like God" or "resembling God." It is believed that the name Micki began to be used as a standalone name around the 16th century.

The name Micki was initially popular in German-speaking regions of Europe, particularly in Germany, Austria, and Switzerland. However, over time, it gained popularity in other parts of Europe and eventually made its way to the Americas and other parts of the world.

One of the earliest recorded instances of the name Micki can be found in the records of the city of Nuremberg, Germany, where a woman named Micki Lebkucher was mentioned in a document dated 1543. Another early example is Micki von Weissenburg, a German noblewoman who lived in the 16th century.

Throughout history, there have been several notable individuals who bore the name Micki. One of the most famous was Micki Mauser (1923-2018), a German actress and singer who appeared in numerous films and television shows in the mid-20th century. Another notable Micki was Micki King (1944-2022), an American actress and comedian best known for her work on the sketch comedy show "Rowan & Martin's Laugh-In."

Other historical figures with the name Micki include Micki Hirsch (1923-1979), a German-born American artist and sculptor; Micki Grant (1924-2021), an American writer, composer, and actress; and Micki Peluso (born 1965), an American actress and model.

While the name Micki has its roots in German-speaking regions, it has since become a popular name in various cultures and countries around the world, with each culture adding its own unique twist and meaning to the name.