Luke Schlemmer (born 25 January 1995) is a South African cricketer.
He made his first-class debut for KwaZulu-Natal Inland in the 2016–17 Sunfoil 3-Day Cup on 20 October 2016.
He made his List A debut for KwaZulu-Natal Inland in the 2016–17 CSA Provincial One-Day Challenge on 27 November 2016.
He made his Twenty20 debut for KwaZulu-Natal Inland in the 2018 Africa T20 Cup on 15 September 2018.He was the leading run-scorer for KwaZulu-Natal Inland in the 2018–19 CSA 3-Day Provincial Cup, with 602 runs in nine matches.
He was also the leading run-scorer for KwaZulu-Natal Inland in the 2018–19 CSA Provincial One-Day Challenge, with 344 runs in ten matches.