The Thai embassy in Rome also handles Thailand's relations with Albania, Cyprus, San Marino, and the Sovereign Military Order of Malta.

[9] As part of the League of Nations, Siam imposed economic sanctions on Italy in 1935 in response to its invasion of Ethiopia.

[11] This included seven torpedo boats and two mine-layers ordered in 1934-35 from Cantieri Riuniti dell'Adriatico at Monfalcone, which were scheduled to be delivered to Siam between late 1935 and 1937.

[10] In 1938, the Thai navy ordered a pair of altered versions of the Italian Montecuccoli-class light cruisers from Cantieri Riuniti dell'Adriatico.

[11] During the Franco-Thai War, the French Indochinese fleet sunk three Italian-built torpedo boats off Koh Chang on 17 January 1941.

[13] At Suvarnabhumi airport on 30 March 2012, fugitive Italian businessman Vito Roberto Palazzolo was arrested on money laundering charges after being convicted in Italy in 2009.

[15] In September 2013, Thai Prime Minister Yingluck Shinawatra called on Italian Prime Minister Enrico Letta to support the second round of negotiations of a European Union-Thailand Free Trade Agreement, while Thailand would support Italy in hosting the 2014 Asia–Europe Meeting summit and its Expo 2015 bid.

On the sidelines of the 2018 Asia–Europe Meeting summit in Brussels, Italian Prime Minister Giuseppe Conte met with Thai PM Prayut Chan-o-cha.

[20] Rayong province, which is part of the EEC, saw the Italian motorcycle manufacturer Ducati open a ฿400 million factory in April 2024.

[7] During the reign of King Chulalongkron and Vajiravudh, many Italian architects were employed to carry out major construction projects in Bangkok.

When it became the prime minister's office in 1941, Corrado Feroci and Ercole Manfredi were employed to complete the building's construction.

[32] The Ananta Samakhom Throne Hall commissioned in 1908 was built in renaissance and neoclassical architecture; designed by Mario Tamagno and Rigotti; and engineered by Carlo Allegri and G.E.

[31] Other notable buildings include Siam Commercial Bank's first permanent office, the Talat Noi Branch, which was designed by Rigotti in a Beaux-Arts style.

In the early 1900s, Catholic Vietnamese migrants built several churches and homes in French and Italian architectural styles, such as in Tha Rae in Sakon Nakhon province.

One of them is the Santacittārāma Buddhist Monastery established in 1990 near Rome as part of the Thai Forest Tradition of Theravada Buddhism.

[42] In 2019, the secretary general of the Thai-Italian Chamber of Commerce, Michele Tomea, said that there were 1,000 Italian restaurants in Thailand, with 200 of them being in Bangkok.

[47][48] The Thailand Philharmonic Orchestra has also cooporated with Italian composers in concerts where Thai and European instruments are played together.

[51] Notable Italian Muay Thai fighters include Annalisa Bucci, Mathias Gallo Cassarino, Joseph Lasiri, Martine Michieletto, and Alessandro Riguccini.

Marco Ballini, who was born in Bologna to an Italian father and Thai mother, is a footballer who plays for Chiangrai United F.C.

Karen and Mark Chanloung are Italian-Thai dual citizen cross-country skiers who have competed for both Italy and Thailand.