John of Mecklenburg may refer to:
- John I, Duke of Mecklenburg (1326–1392/93)
- Johann VII, Duke of Mecklenburg-Schwerin (1558–1592)
Famous quotes containing the word john:
“What should we know,
For better or worse,
Of the Long Ago,
Were it not for Verse:”
—Oliver St. John Gogarty (1878–1957)