波纳佩语是密克罗尼西亚语的一种，属于南岛语系马来-波利尼西亚语族核心马来-波利尼西亚语支。主要用户位于大洋洲密克罗尼西亚联邦加罗林群岛、波纳佩岛，使用人口约2.9万。书面使用拉丁字母。

Pohnpeian or Ponapean is a Micronesian language spoken as the indigenous language of the island of Pohnpei in the Caroline Islands. Pohnpeian has about 29,000 speakers, the vast majority of whom live in Pohnpei and its outlying atolls and islands. It is a major language of the Federated States of Micronesia.