John Habyan was a professional baseball player who played as a pitcher in Major League Baseball (MLB) for over a decade. He was born on January 29, 1964, in Bay Shore, New York, and attended St. John's University in Queens, New York.

Habyan was drafted by the Baltimore Orioles in the third round of the 1982 MLB draft. He made his MLB debut with the Orioles in 1988 and played for them until 1992. During his time with the Orioles, Habyan was primarily used as a relief pitcher and had a career-high 3.09 earned run average (ERA) in 1991.

In 1993, Habyan signed with the New York Yankees as a free agent. He played for the Yankees until 1995 and was a part of their World Series championship team in 1996. Habyan was used as a middle reliever during his time with the Yankees and had a career-high 10 wins in 1994.

After the 1995 season, Habyan was traded to the Kansas City Royals. He played for the Royals in 1996 and had a 3.86 ERA in 56 games. Habyan then signed with the St. Louis Cardinals as a free agent in 1997 but was released during spring training.

Habyan then played for the Milwaukee Brewers in 1997 and had a 4.50 ERA in 25 games. He then signed with the Cincinnati Reds in 1998 but was released during spring training. Habyan then signed with the Pittsburgh Pirates and played for them in 1998 and 1999. He had a 3.86 ERA in 1998 and a 4.50 ERA in 1999.

Habyan's final MLB season was in 1999 with the Pirates. He had a career record of 26-23 with a 4.26 ERA in 476 games. Habyan was known for his sinkerball and his ability to induce ground balls.

After his playing career, Habyan became a pitching coach and worked with several minor league teams. He also worked as a scout for the Arizona Diamondbacks and the New York Yankees.

In conclusion, John Habyan was a successful MLB pitcher who played for several teams during his career. He was primarily used as a relief pitcher and had a career record of 26-23 with a 4.26 ERA in 476 games. Habyan was a part of the Yankees' World Series championship team in 1996 and was known for his sinkerball and his ability to induce ground balls.