The name Juaquin originates from the Hebrew name Yehoiakin, meaning "Yahweh establishes". It was derived from the Biblical name Jehoiachin, who was a king of Judah in the 6th century BC. The name Juaquin is a Spanish variant of the name.

In the Bible, Jehoiachin was also known as Coniah or Jeholachin. He became king of Judah at the age of 18 and reigned for only three months before being deposed by Nebuchadnezzar, the king of Babylon, and taken into captivity. The story of Jehoiachin's exile is recorded in the books of 2 Kings, 2 Chronicles, and Jeremiah.

The earliest recorded use of the name Juaquin can be traced back to medieval Spain. It was a popular name among Spanish Jews and later became common among Christians as well. One of the earliest recorded individuals with this name was Juaquin de Torres, a Spanish author and translator who lived in the 15th century.

Throughout history, several notable individuals have borne the name Juaquin. One of the most famous was Juaquin Murrieta, also known as Joaquin Murieta, a Mexican outlaw and folk hero who lived in the mid-19th century. He became a legendary figure in California during the Gold Rush era and was the subject of numerous stories and ballads.

Another notable figure was Juaquin Miller, an American poet and novelist born in 1837. He was known for his poems and writings about the American West, and his home in California, now known as the Joaquin Miller House, is a National Historic Landmark.

Juaquin Balaguer, a Spanish Dominican diplomat and politician, was the President of the Dominican Republic from 1966 to 1978. He played a significant role in the country's economic and political development during his tenure.

Juaquin Capilla was a Spanish painter and engraver who lived from 1766 to 1818. He is best known for his religious paintings and portraits, many of which can be found in churches and museums throughout Spain.

Juaquin Rodrigo was a renowned Spanish composer who lived from 1901 to 1999. He is particularly renowned for his Concierto de Aranjuez, a guitar concerto that is considered one of the most popular and frequently performed works in the classical guitar repertoire.