Pro-Wrestling Summit 2008: Countdown Pro-Wrestling (プロレスサミット2008〜カウントダウンプロレス〜, Puroresu Samitto 2008: Kauntodaun Puroresu) was a Japanese professional wrestling event co-produced by Apache Pro-Wrestling Army, Big Japan Pro Wrestling (BJW), DDT Pro-Wrestling (DDT), International Wrestling Association of Japan (IWA Japan), Kaientai Dojo (K-Dojo), Michinoku Pro Wrestling (M-Pro) and Osaka Pro Wrestling (OPW) on December 31, 2008, at Korakuen Hall, with the participation of wrestlers from All Japan Pro Wrestling (AJPW), Battlarts, Dradition, Dragon Gate (DG), Hustle, New Japan Pro-Wrestling (NJPW), Okinawa Pro-Wrestling, Pro Wrestling Noah, Pro Wrestling Zero1 and Union Pro-Wrestling.
The event featured a mixture of wrestlers from different independent promotions facing each other in a total of nine matches. The main event was a six-man tag team match between the teams of Mammoth Sasaki (Apache), Yoshihito Sasaki (freelancer) and Shuji Ishikawa (Union), and Kengo Mashimo (K-Dojo), Daisuke Sekimoto (BJW) and Atsushi Aoki (Noah).