大花假虎刺（学名：Carissa macrocarpa）为夹竹桃科假虎刺属的植物。分布在南非以及中国大陆的广东等地，目前尚未由人工引种栽培。

Carissa macrocarpa (Natal Plum), is a shrub native to South Africa, where it is commonly called the Large Num-Num. In Zulu, as well as in the Bantu tribes of Uganda, it is called Amathungulu or umThungulu oBomvu. In Afrikaans the fruit is called Noem-Noem.