Princess Dara Rasmi (rtgs: Dara-ratsami; Thai: ดารารัศมี, Thai pronunciation: [dāː.rāː.rát.sa.mǐː], Northern Thai pronunciation: [dāː.rāː.ra᷇t.sa.mǐː], August 26, 1873 – December 9, 1933), was a princess of Chiang Mai and Siam (later Thailand) and the daughter of King Inthawichayanon and Queen Thipkraisorn Rajadevi of Chiang Mai descended from the Chet Ton Dynasty. She was one of the princess consorts of Chulalongkorn, King Rama V of Siam and gave birth to one daughter by King Chulalongkorn, Princess Vimolnaka Nabisi.

Princess Dara Rasami of Chiang Mai was born on 26 August 1873 at Khum Luang in Chiang Mai, Lanna (now Northern Thailand). She was a daughter of King Inthawichayanon and Queen Thipkraisorn Rajadevi of Chiang Mai. Her mother was a daughter of King Kawilorot and Queen Usa. Princess Dara Rasami had one elder sister, Princess Chantra Sopha of Chiang Mai, who died as a child.

As a young girl, Dara Rasami was educated in different languages and traditional royal customs. She was taught in and was proficient in Thai, Tai Yuan, and English, as well as in the traditional royal customs of both Lanna and Siam.

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