Elena Roos (born 1991) is a female orienteering competitor who runs for Switzerland. She won her first World Championship medal at the 2017 World Orienteering Championships, receiving a bronze in the Mixed Sprint Relay along with Sabine Hauswirth, Martin Hubmann and Florian Howald. In the same year, she won the silver medal at The World Games 2017 in Wroclaw, Poland.