Shohei Baba (馬場 正平, Baba Shōhei), best known by his ring name Giant Baba (ジャイアント馬場, Jaianto Baba), was a Japanese professional wrestler and promoter. Baba is best known as a co-founder of All Japan Pro Wrestling (AJPW), a promotion he founded in 1972 along with Mitsuo Momota and Yoshihiro Momota, the sons of Rikidōzan. Along with being the top star of All Japan its first ten years of existence, Baba served as the booker, promoter, head trainer and president of the promotion from its inception in 1972 to his death in 1999. Baba was also responsible for recruiting much of the talent for All Japan, and was the public face of the promotion for much of his lifetime.

Considered one of the most beloved Japanese wrestlers ever, Baba was a national hero with a popularity in Japan comparable to Hulk Hogan in the United States. The 2006 Top 100 Historical Persons in Japan survey ranked Baba the 92nd greatest person in the history of Japan, as voted for by the general public. Among his many accomplishments, Baba was a record seven-time winner of the Champion Carnival, a four-time PWF World Heavyweight Champion, three time NWA International Heavyweight Champion and a three-time NWA World Heavyweight Champion. He is overall a three-time world champion by winning the NWA World Heavyweight Championship on three occasions which is considered a legitimate world champion as counterpart to the WWE Championship.