The 2012 Cooper Challenger was a professional tennis tournament played on outdoor clay courts. It was the 5th edition of the tournament and part of the 2012 ITF Women's Circuit, offering a total of $50,000 in prize money. It took place in Waterloo, Ontario, Canada between July 9 and July 15, 2012.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw: