![Thailand: King Rama V, Chulalongkorn (1 October 1868 - 23 October 1910), 5th monarch of the Chakri Dynasty. by Thailand: King Rama V, Chulalongkorn (1 October 1868 - 23 October 1910), 5th monarch of the Chakri Dynasty. by](https://images-cdn.bridgemanimages.com/api/1.0/image/600wm.XXX.33427110.7055475/1169254.jpg)
Thailand: King Rama V, Chulalongkorn (1 October 1868 - 23 October 1910), 5th monarch of the Chakri Dynasty. by
![Portrait of Chulalongkorn, King Rama V fifth monarch of Siam under the House of Chakri 13837000 Stock Photo at Vecteezy Portrait of Chulalongkorn, King Rama V fifth monarch of Siam under the House of Chakri 13837000 Stock Photo at Vecteezy](https://static.vecteezy.com/system/resources/previews/013/837/000/large_2x/portrait-of-chulalongkorn-king-rama-v-fifth-monarch-of-siam-under-the-house-of-chakri-photo.jpg)
Portrait of Chulalongkorn, King Rama V fifth monarch of Siam under the House of Chakri 13837000 Stock Photo at Vecteezy
![PR Thai Government on Twitter: "King Chulalongkorn Memorial Day, known in Thai as "Wan Piyamaharaj," is observed every year on 23 October to mark the passing of King Rama V. The day PR Thai Government on Twitter: "King Chulalongkorn Memorial Day, known in Thai as "Wan Piyamaharaj," is observed every year on 23 October to mark the passing of King Rama V. The day](https://pbs.twimg.com/media/Ek-iDAaVgAAOwvY.jpg)
PR Thai Government on Twitter: "King Chulalongkorn Memorial Day, known in Thai as "Wan Piyamaharaj," is observed every year on 23 October to mark the passing of King Rama V. The day
![Thailand: King Rama V, Chulalongkorn (20 September 1853 – 23 October 1910) , 5th monarch of the Chakri Dynasty. Oil on canvas painting, late 19th - early 20th century. Phra Bat Somdet Thailand: King Rama V, Chulalongkorn (20 September 1853 – 23 October 1910) , 5th monarch of the Chakri Dynasty. Oil on canvas painting, late 19th - early 20th century. Phra Bat Somdet](https://c8.alamy.com/comp/2B013MN/thailand-king-rama-v-chulalongkorn-20-september-1853-23-october-1910-5th-monarch-of-the-chakri-dynasty-oil-on-canvas-painting-late-19th-early-20th-century-phra-bat-somdet-phra-poramintharamaha-chulalongkorn-phra-chunla-chom-klao-chao-yu-hua-or-rama-v-was-the-fifth-monarch-of-siam-under-the-house-of-chakri-he-is-considered-one-of-the-greatest-kings-of-siam-his-reign-was-characterized-by-the-modernization-of-siam-immense-government-and-social-reforms-and-territorial-cessions-to-the-british-empire-and-french-indochina-2B013MN.jpg)