On April 25, 1978, a shaggy green creature climbed out of a giant baseball on the field at Veterans Stadium and introduced itself to Philadelphia as the Phillie Phanatic. Bill Giles, the Phillies executive who approved bringing it to life, died on September 25, 2026, at his home in Gladwyne, Pennsylvania. He was 92, and by the end of a 57-year run with the club he had gone from vice president to team president to owner to chairman emeritus.

Giles was the Phillies' executive vice president when he agreed to let puppet designers Bonnie Erickson and Wayde Harrison, the team behind Jim Henson's Miss Piggy, build the club a mascot. Offered a choice between paying $3,900 for the costume alone or $5,200 for the costume and its copyright, Giles took the cheaper option. He later called it, in his own memoir, "the worst decision of my career," and paid $250,000 five years afterward to buy the copyright back, by which time the Phanatic had already generated roughly $2 million in merchandise sales in its debut year, according to PhillyVoice. Erickson had built the creature as an abstract, fantastical figure rather than a recognizable animal, giving it a fictional home on the Galapagos Islands, and Giles let her design stand rather than push for something more conventional.

William Yale Giles was born September 7, 1934, in Rochester, New York, the son of Warren Giles, who ran the Cincinnati Reds before serving as National League president from 1951 to 1969. Bill Giles graduated from Denison University in Ohio in 1956 with a degree in economics and lettered three years in varsity tennis, according to the school's Denison Athletics Hall of Fame. He served three years as an Air Force navigator, managed the minor-league Nashville Vols, and in 1962 became a press agent for the Houston Colt .45s, later working as the team's traveling secretary and promotions director.

Giles joined the Phillies in 1969 as vice president of business operations and was promoted to executive vice president in 1972, the same period the club moved into Veterans Stadium. He filled the new ballpark's between-innings gaps with stunts, including a Karl Wallenda tightrope walk, and helped persuade ownership to sign free agent Pete Rose, a move that preceded the Phillies' first World Series championship in 1980, according to CBS News Philadelphia.

In 1981, Giles organized the ownership group that bought the Phillies from the Carpenter family and became the team's president and CEO, a post he held until 1997. Looking back on the handoff years later, he described it as his own choice rather than a forced exit: "It wasn't: 'Do it or else.' I wasn't forced out. It was a strong suggestion, but it was my decision. The business part of the game had gotten to me. I wasn't as effective as I had been." He became chairman in 1997, guided the franchise into Citizens Bank Park in 2004, and was still chairman when the Phillies won a second championship in 2008. Major League Baseball named him honorary president of the National League in 2001 and gave him its Bud Selig Executive Leadership Award in 2010. He moved to the title of chairman emeritus in 2015 and held it for the rest of his life.

Beyond the ballpark, Giles sat on the boards of the Philadelphia Convention and Tourism Bureau, the Philadelphia Chamber of Commerce and the Philadelphia Sports Congress, and served as local president of the Boy Scouts of America and the Corporate Alliance for Drug Education, according to NBC Sports Philadelphia.

Giles met his wife, Nancy, at a fraternity-sorority mixer at Denison. He told her that first night, "You don't realize it. But you're going to marry me, and we're going to go to Hawaii on our honeymoon," and both promises came true, according to The Philadelphia Inquirer. They were married 64 years. Three years after Giles bought the team, Nancy urged him to make the ALS Association's Greater Philadelphia chapter the Phillies' official charity, a partnership that has since raised 19 million dollars for research and patient services. Nancy Giles died in 2020 at 88. Bill Giles is survived by their three sons, Michael, Joseph and Christopher, and eight grandchildren. In 1999 the Phillies created the Bill Giles Award for the organization's top minor-league player, and he later wrote a memoir titled "Pouring Six Beers at a Time: And Other Stories from a Lifetime in Baseball."

News of his death brought tributes from the organization he spent more than half a century building. "The Phillies family lost an icon today," said John Middleton, the team's managing partner and CEO. "Bill helped to reshape our franchise from a traditional baseball club into a highly visible entertainment and business operation. His profound impact in overseeing one of the greatest eras in franchise history, both on and off the field, will forever be his legacy." Hall of Fame third baseman Mike Schmidt, who played under Giles' stewardship, called him "the heart and soul of the organization for over two decades" and said he "was a close personal friend to so many of us," a tribute echoed in coverage from ESPN.

What Giles built still shows up on any night at Citizens Bank Park: the mascot he almost let get away, a franchise turned into an entertainment business rather than just a ballclub, and a minor-league award that still carries his name. He spent 57 years turning a struggling club he joined as a vice president into one he eventually owned, and the ballpark stunts, stadium openings and one green mascot he approved in 1978 outlasted every title he held.