The Dutch and English were victorious, and as a result of the defeat Rennenberg, already ill, died two days later.

[3] In March 1580 George van Lalaing, Count Rennenberg, had turned against William the Silent and then declared for Spain.

[2] Many of Rennenberg's army were sick and in a mutinous mood; they fled east towards Groningen, with Norreys in pursuit not too far behind.

Rennenberg, hoping to catch his pursuers off guard, turned and faced them at Kollum.

[3] Rennenberg's successor Francisco Verdugo soon attacked again at Noordhorn; this time Norreys was defeated in the pitched battle.