John is a common name for males. See John (name)

In the context of the New Testament, the name typically refers to one of the following:

• Gospel of John
• John the Baptist
• John the Apostle, one of the twelve apostles of Jesus.
• John the Evangelist, to whom the Gospel of John is attributed, often along with 1 John, 2 John, 3 John, and Revelation. He was traditionally identified with the apostle, but today most scholars doubt this identification.

There are a great many other historical Johns, only a few of whom include:

Kings and Emperors

• King John of England
• King John I of Castile
• King John II of Castile
• King John I of Scotland
• King John I of Portugal
• King John II of Portugal
• King John III of Portugal
• King John IV of Portugal
• King John V of Portugal
• King John VI of Portugal
• Emperor John I Tzimisces
• Emperor John II Comnenus
• King John I of France
• King John II of France
• King John I of Jerusalem
• King John II of Jerusalem (also John I of Cyprus)
• King John II of Cyprus

Popes

• Pope John I
• Pope John II
• Pope John III
• Pope John IV
• Pope John V
• Pope John VI
• Pope John VII
• Pope John VIII
• Pope John IX
• Pope John X
• Pope John XI
• Pope John XII
• Pope John XIII
• Pope John XIV
• Pope John XV
• Pope John XVI (antipope)
• Pope John XVII
• Pope John XVIII
• Pope John XIX
• Pope John XX (never actually existed)
• Pope John XXI
• Pope John XXII
• Pope John XXIII
• Pope John Paul I
• Pope John Paul II

Antipopes

• Antipope John
• Antipope John XVI (see above)
• Antipope John XXIII

Saints

In addition to John the Apostle, John the Evangelist and John the Baptist, there are also the following Saint Johns:

• Saint John Chrysostom
• Saint John of Damascus
• John Baptist de la Salle
• Saint John Neuman
• Saint John of Jerusalem aka John the Baptist, is also the patron saint of the Order of St John
• Saint John of the Cross
• Saint John of Nepomuk

Other Johns

In North America only, a john is a reference to a toilet, perhaps after the name of Sir John Harington who invented it. Also attributed to Thomas Crapper.

A John is also a nickname for a man who pays a prostitute for sexual favors.