National Taiwan Ocean University (NTOU; Chinese: 國立臺灣海洋大學; Pe̍h-ōe-jī: Kok-li̍p Tâi-oân Hái-iûⁿ Tāi-ha̍k) is a national university in Zhongzheng District, Keelung, Taiwan.

NTOU was originally established as the Provincial Taiwan Maritime Technology College in 1953.

In 1979, it was renamed National Taiwan College of Marine Science and Technology.

Ten years later, the institution underwent another name change, to National Taiwan Ocean University.

[3] A satellite opened on Beigan, Lienchiang in July 2019 as the first university campus on the Matsu Islands.