1909 religious leaders - Events of 1910 - 1911 religious leaders - Religious leaders by year

Catholic Churches

• Roman Catholic Church - Pius X, Pope (1903–1914)

Eastern Orthodox Churches

• Constantinople - Joachim III, Ecumenical Patriarch (1901–1912)

Protestant Churches

• Church of England:
  • Archbishop of Canterbury - Randall Thomas Davidson (1903–1928)

Other

• Judaism
  • Great Britain and British Empire - Hermann Adler CVO, Chief Rabbi of Great Britain and the British Empire (1891–1911)
• The Church of Jesus Christ of Latter-day Saints - Joseph F. Smith, President of the Church of Jesus Christ of Latter-day Saints (1901–1918)
• Tibetan Buddhism - Thubten Gyatso, 13th Dalai Lama (1876–1933)