Simlipal National Park (Oriya: ଶିମିଳିପାଳ ଜାତୀୟ ଉଦ୍ୟାନ) is a national park and an elephant reserve situated in the Mayurbhanj district in the Indian state of Odisha. Simlipal National Park derives its name from the abundance of Semul or red silk cotton trees that bloom vividly.