Sigþóra Brynja Kristjánsdóttir is a Iceland middle-distance runner, born on August 22, 1990. She competes primarily in the 1500m, 3000m and 5000m.
Her personal bests include 4:44.03 in the 1500m, 10:05.95 in the 3000m, 17:43.66 in the 5000m, 1:19:03 in the Semi and 2:51:36 in the Marathon. She has earned 4 gold medals in major international competitions. She is currently active on the international athletics circuit, representing Iceland.
As of Sep 29, 2026: Half Marathon 1:19:03, Marathon 2:51:36, 2026 season best 2:51:36 (Feb 15, 2026, Sevilla (ESP)) · Last competition: Zurich Maratón Sevilla, Feb 15, 2026, 2:51:36 · 36 years old