Ülle is an Estonian feminine given name, a feminine form of the masculine given name Ülo.
People named Ülle include: Ülle Aaskivi (1950–2007), politician Ülle Jaakma (born 1957), agronomist, veterinarian and university rector Ülle Kaljuste (born 1957), actress Ülle Kukk (born 1937), botanist and conservationist Ülle Lichtfeldt (born 1970), actress Ülle Madise (born 1974), lawyer and current Chancellor of Justice Ülle Rajasalu (born 1953), politician Ülle Toming (born 1955), dancer and actress Ülle Ulla (1934–2016), ballet dancer, actress, dance teacher and opera singer Kauksi Ülle (born 1962 as Ülle Kahusk), poet