Can you die with drinking excessive water ?

Cfertainly: This can cause water intoxication. You can cause a severe imbalance of the electrolytes in the blood, namely sodium. This ocurrs in people who are psychogenic water drinkers. One can have seizures and die.

Yes: It is called water intoxication. Certain conditions have as a symptom, polydipsia, which means drinking too much. The problem is, it can make one's sodium in their blood too low. Polydipsia, is probably most commonly a sign of diabetes.