What is the etymology behind the name “Hugh Michael Jackman”? Well, Hugh-Jackman.com googled it, and here’s what came up.

HUGH
Gender: Masculine
Usage: English
Pronounced: HYOO

From Germanic hug, meaning “heart, mind, or spirit”. This name is also used as the Anglicized form of the Gaelic names AODH, ÙISDEAN, and EOGHAN. Hugh Capet was a 10th-century king of France who founded the Capetian dynasty. Saint Hugh of Lincoln was a 12th-century bishop known for his charity. This was also the name of kings of Cyprus and the crusader kingdom of Jerusalem.

MICHAEL
Gender: Masculine
Usage: English, German, Czech, Biblical
Pronounced: MIE-kul (English), MI-khah-el (German)

From the Hebrew name “Mika’el” which meant “who is like God?”. This is the name of one of the seven archangels in Hebrew tradition and the only one identified as an archangel in the Bible. In the Book of Revelation in the New Testament he is portrayed as the leader of heaven’s armies, and thus is considered the patron saint of soldiers. This was also the name of nine Byzantine emperors and a czar of Russia. Other more modern bearers of this name include the 19th-century chemist/physicist Michael Faraday and basketball player Michael Jordan.

JACK
Gender: Masculine
Usage: English
Pronounced: JAK

Derived from Jackin (earlier Jankin), a medieval pet form of JOHN. American writers Jack London and Jack Kerouac were two famous bearers of this name.

Behind The Name.com