The given name Dionicio has its roots in the Greek language and culture, originating from the name Dionysios or Dionysius, derived from the Greek god of wine, vegetation, pleasure, festivity, madness and wild frenzy, Dionysus. The earliest known references to the name can be traced back to ancient Greek literature and mythology, where Dionysus was a central figure celebrated in festivals and religious rites.

During the classical era, the name Dionysios or Dionysius was commonly used among Greek populations, particularly in regions where the cult of Dionysus was prominent, such as Thrace, Macedonia, and Asia Minor. As the Hellenistic culture spread across the Mediterranean, the name gained popularity in various regions under the influence of the Greek civilization.

One of the earliest recorded individuals bearing the name Dionysius was Dionysius I, a tyrant of Syracuse in Sicily, who lived from 430 BC to 367 BC. Another notable figure was Dionysius of Halicarnassus, a Greek historian who lived in the 1st century BC and wrote extensively on Roman antiquities.

In the early Christian era, the name Dionysius was adopted by several saints and church leaders. Saint Dionysius the Areopagite, a Judeo-Greek follower of St. Paul and the first bishop of Athens, lived in the 1st century AD. Saint Dionysius of Alexandria, an influential theologian and bishop of Alexandria, lived from around 190 AD to 265 AD.

Later, in the 6th century, a influential figure known as Pseudo-Dionysius the Areopagite, an anonymous Christian Neo-Platonist philosopher and theologian, wrote extensively under the name Dionysius the Areopagite, contributing to the development of Christian mysticism and apophatic theology.

As the name spread across Europe, it evolved into various forms, such as Dionicio in Spanish and Italian cultures. One notable figure bearing this variation was Dionicio Cisneros (1679-1758), a Spanish Roman Catholic prelate who served as the Bishop of Guadix and Baza in Spain.

Over the centuries, the name Dionicio has been used by numerous individuals, though its popularity has varied across different regions and time periods. It remains a testament to the enduring influence of Greek culture and mythology, carrying the essence of the god Dionysus and the celebration of life's pleasures and festivities.