President’s Birthday in Iceland is observed every October 11, marking the birthday of the incumbent president, Halla Tómasdóttir. This day is recognized as an official flag day, during which the Icelandic national flag is raised on all official buildings. Halla Tómasdóttir, born in Reykjavík in 1968, became the second female president of Iceland after her inauguration on August 1, 2024. She previously co-founded Reykjavík University and the financial services company Auður Capital, and she has been involved in promoting business practices focused on climate and humanity. The celebrations typically include public displays of the national flag, honoring the president's contributions and leadership.