The Lihiniya MK 1 (Sinhala: ලිහිණියා මාක් 1) is an unmanned aerial vehicle under development by the Sri Lanka Air Force (SLAF) and the Centre for Research and Development (CRD) as an experimental platform to test technologies for its indigenous UAV program.

The aircraft is a HTOL UAV with a high wing, twin-boom tail and a single pusher engine.

The Unmanned Aircraft Systems (UAS) developed by the CRD consists of the UAV aircraft, two ground control stations (GCS) and a mobile Advanced Ground Control Station (AGCS).

The data from this UAS program is being used for the development of the Lihiniya MK II which will have a range of 100km.

[3] Data from Performance Report 2018 Ministry of Defence for Lihiniya MK I Phase 2 unless specified.