You might want to practice your swing at Dusseldorfer Golfclub, a golf course located 2.2 mi (3.5 km) from central Ratingen. If Dusseldorfer Golfclub doesn't quite scratch your golfing itch, Golf Club Grevenmuehle, and Golf Club Hubbelrath are also nearby.
Blue Lake is 1.2 mi (1.9 km) from central Ratingen, why not stop by during your stay.