John O'Hanlon was an Irish chess master

Chess master

A chess master is a chess player of such skill that he/she can usually beat chess experts, who themselves typically prevail against most amateurs. Among chess players, the term is often abbreviated to master, the meaning being clear from context....

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He won nine times Irish Chess Championship

Irish Chess Championship

The Irish Chess Championship is the national Championship of Ireland as run by the Irish Chess Union , the governing body for the sport and a member of FIDE since 1933. Below are the list of winners for the Men's and Women's titles. Note that women are currently admitted to the Men's tournament....

, first title in 1913 and the last in 1940. He also played in British championships

British Chess Championship

The British Chess Championship is organised by the English Chess Federation. There are separate championships for men and women. Since 1923 there have been sections for juniors, and since 1982 there has been an over-sixty championship. The championship venue usually changes every year and has been...

 (among others, he tied for 8th/9th at Oxford in 1910 and 7th–9th at Stratford-upon-Avon

Stratford-upon-Avon

Stratford-upon-Avon is a market town and civil parish in south Warwickshire, England. It lies on the River Avon, south east of Birmingham and south west of Warwick. It is the largest and most populous town of the District of Stratford-on-Avon, which uses the term "on" to indicate that it covers...

 in 1925, both won by Henry Ernest Atkins

Henry Ernest Atkins

Henry Ernest Atkins was a British chess master who is best known for his unparalleled record of winning the British Chess Championship nine times in eleven attempts. He won every year from 1905 to 1911, and again in 1924 and 1925...

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In other tournaments, he shared 1st with Max Euwe

Max Euwe

Machgielis Euwe was a Dutch chess Grandmaster, mathematician, and author. He was the fifth player to become World Chess Champion . Euwe also served as President of FIDE, the World Chess Federation, from 1970 to 1978.- Early years :Euwe was born in Watergraafsmeer, near Amsterdam...

 at Broadstairs in 1921, took 8th at the Hastings International Chess Congress

Hastings International Chess Congress

The Hastings International Chess Congress is an annual chess congress which takes place in Hastings, England, around the turn of the year. The main event is the Hastings Premier tournament, which was traditionally a 10 to 16 player round-robin tournament. In 2004/05 the tournament was played in the...

 in 1921/22 (Boris Kostić won), tied for 1st–3rd with Marcel Duchamp

Marcel Duchamp

Marcel Duchamp was a French artist whose work is most often associated with the Dadaist and Surrealist movements. Considered by some to be one of the most important artists of the 20th century, Duchamp's output influenced the development of post-World War I Western art...

 and Vitaly Halberstadt

Vitaly Halberstadt

Vitaly Halberstadt was a French chess player, problemist and, above all, a noted endgame study composer.Born in Odessa, Russian Empire , he emigrated to France...

 at Hyères in 1928, and took 12th at Nice 1930 (Savielly Tartakower

Savielly Tartakower

Ksawery Tartakower was a leading Polish and French chess Grandmaster. He was also a leading chess journalist of the 1920s and 30s...

 won).

O'Hanlon played for Ireland in unofficial and official Chess Olympiad

Chess Olympiad

The Chess Olympiad is a biennial chess tournament in which teams from all over the world compete against each other. The event is organised by FIDE, which selects the host nation.-Birth of the Olympiad:The first Olympiad was unofficial...

s at Paris 1924

1st unofficial Chess Olympiad

The first Team Chess Tournament had been held by coinciding the 1924 Summer Olympics in Paris, 12th - 20 July 1924, at Hotel Majestic. The core of the organizing committee were the Frenchmen Pierre Vincent and Alexander Alekhine. Fifty-four players representing 18 countries arrived to Paris...

, Warsaw 1935

6th Chess Olympiad

The 6th Chess Olympiad, organized by the FIDE and comprising an open and women's tournament, as well as several events designed to promote the game of chess, took place between August 16 and August 31, 1935, in Warsaw, Poland...

 and Buenos Aires 1939

8th Chess Olympiad

The 8th Chess Olympiad, organised by the Fédération Internationale des Échecs , comprised an 'open' tournament, as well as a Women's World Championship contest...

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