The intersection point of the medians of a triangle is called:

Orthocentre Incentre Circumcentre Centroid

Centroid

The point of intersection of all the medians of a triangle is centroid of the triangle. A median of a triangle is a line segment from one vertex to the midpoint on the opposite side of the triangle. The point O in the figure is the centroid of this triangle ABC. Therefore, answer is centroid.