Janet DiTullio's tennis career began when she was four years old. She played tennis for hours, hitting tennis balls off the backboard at the Midland Tennis Courts located by her family home.

Janet started competing in tennis in 1986 at Beaver Area High School, playing 2nd singles her freshmen year and 1st singles her sophomore, junior, and senior years. She achieved a singles record of 60-4. In her senior year in 1989, Janet captured both the section singles title and the section doubles title. Also, the Beaver Area Girls' Tennis Team won the section title in 1989. Janet was selected as a Super Grad by the Beaver County Times in 1990. In addition to high school tennis, Janet played in United States Tennis Association Tournaments, earning a ranking of 8th in the Allegheny Mountain region and 37th in the Middle States region. She was a Silver Medalist in the Keystone State Games.

During her time at Geneva College, Janet specialized in winning on the tennis court. She played first singles and first doubles all four years and recorded 106 victories during her amazing collegiate tennis career, including a 54-8 overall record in singles and a 52-6 overall record in doubles. Janet was District Tournament Doubles Champion in 1990, 1991, and 1992, and District Tournament Singles Champion in 1991, 1992, and 1993. Janet participated in the NAIA National Tournament all four years and helped the Geneva Women's Tennis Team advance to the national tournament in 1991 and 1992.

After graduating from Geneva College in 1994, Janet became the Head Women's Tennis Coach at Geneva, where she coached until 2001. Her 1997-1998 tennis team was named the Keystone Empire Collegiate Conference Champions and the Northeast Region Champions, and in 1997 Janet was named the KECC Women's Tennis Coach of the Year.

Janet has coached girls' tennis at Beaver Area High School for 18 years. From 1999 to 2002, she was the Girls' Varsity Assistant Tennis Coach. In 2001 and 2002, the Girls' Varsity Tennis teams won the Section 2 Championship, the MAC Championship, and the WPIAL Championship, and competed at the PIAA Tournament. Since 2004, Janet has been the head coach of the Beaver Area Girls' Junior Varsity Tennis team.

Janet was inducted into the inaugural class of the Geneva College Sports Hall of Fame in 2016 and was inducted into the Midland Sports Hall of Fame in 2017.

Janet resides in Beaver and is currently a guidance counselor with the Beaver Area School District.