Wijayamuni Devage Athula Nimalasiri Jayasinghe (known as Athula Nimalasiri Jayasinghe or Loku Athula) (1944 - 2014) was a Sri Lankan revolutionary and politician. A JVP leader of the 1971 JVP insurrection, Jayasinghe was later elected to the Sri Lankan Parliament and served as a Deputy Minister of Power and Energy.