Louis Tikas (born 1886 in Loutra, Crete as ???a? ??astas??? Spa?t?d????, Elias Anastasiou Spantidakis – April 20, 1914) was the main labor union organizer at the Ludlow camp during the 14-month strike known as the Colorado Coalfield War in southern Colorado from 1913–1914.
He was shot and killed during the Ludlow Massacre, the bloodiest event of the strike, on April 20, 1914.