Police also warned children to stay away from him.
"It is unlikely that he would attempt to catch small children as he lives with children at home," police said. "However we advise people, particularly children, not to approach him as he could be dangerous if he felt threatened."
Jazz, who has a wing-span of nearly two metres, flew away from his owner when he was being exercised in a park near his home.
The European eagle owl is the largest kind of owl in the world, and has even been known to hunt foxes and small deer.