Titulares

• 1 Robert Barnewall, 1st baron Trimlestown
• 2 Christopher Barnewall, 2nd baron Trimlestown
• 3 John Barnewall, 3rd baron Trimlestown
• 4 Patrick Barnewall, 4th baron Trimlestown
• 5 Robert Barnewall, 5th baron Trimlestown
• 6 Peter Barnewall, 6º barão Trimlestown
• 7 Robert Barnewall, 7th baron Trimlestown
• 8 Matthias Barnewall, 8th baron Trimlestown * c. 1614
• 9 Robert Barnewall, 9th baron Trimlestown
• 10 Matthias Barnewall, 10th baron Trimleston
• 11 John Barnewall, 11th baron Trimleston * 1672
• 12 Robert Barnewall, 12th baron Trimlestown
• 13 Thomas Barnewall, 13th baron Trimlestown * c. 1739
• 14 Nicholas Barnewall, 14th baron Trimlestown * 1726
• 15 John Thomas Barnewall, 15th Baron Trimlestown * 1773
• 16 Thomas Barnewall, 16th baron Trimlestown * 1796
• 17 Christopher Patrick Barnewall, 17th baron Trimlestown * 1846
• 18 Charles Aloysius Barnewall, 18th baron Trimlestown * 1861
• 19 Charles Aloysius Barnewall, 19th baron Trimlestown * 1899
• 20 Anthony Edward Barnewall, 20th baron Trimlestown * 1928
• 21 Raymond Charles Barnewall, 21st baron Trimlestown * 1930

Correcções e actualizações

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