İstanbul Cup
i̇stanbul cup also known teb bnp paribas tennis championship i̇stanbul sponsorship reason wta tennis tournament held istanbul turkey organised professional female tennis player classified internationallevel tournament wta tour held annually since may played outdoor clay court organiser decided switch surface outdoor hard court held – due wta tour championship moving istanbul year resumed wta season tournament surface changed back clay currently played ttf istanbul tennis center located i̇stinye neighborhood istanbul open – men tournament – list tennis tournament official site