|Representing United States|
|1993 Buffalo||High jump|
|Pan American Junior Championships|
|1991 Kingston||High jump|
Born in Baltimore, Maryland, Hughes is a three-time American junior national indoor champion: 1989, 1990 and 1991, and a two-time national outdoor champion (1992 and 1993). She was a member of the 1992 US Olympic team in Barcelona, Spain. In 1993 she won gold at the World University Games in Buffalo, New York. Tanya attended the University of Arizona where she was a four-time NCAA high jump champion (indoor-1991 and Outdoor-1991, 1992, 1993). She was named the 1994 NCAA Woman of the Year based on her scholarship, leadership and athletic accomplishments over her collegiate career. Her 1991 clearance of 1.94m, stood as the American junior high jump record until 2015.
All results regarding high jump.
|Representing the United States|
|1988||World Junior Championships||Sudbury, Canada||16th (q)||1.75 m|
|1990||World Junior Championships||Plovdiv, Bulgaria||11th||1.81 m|
|1991||Pan American Junior Championships||Kingston, Jamaica||2nd||1.87 m|
|Pan American Games||Havana, Cuba||4th||1.80 m|
|1992||Olympic Games||Barcelona, Spain||11th||1.88 m (1.92)|
|1993||World University Games (Universiade)||Buffalo, United States||1st||1.95 m|
|1993||World Championships||Stuttgart, Germany||7th||1.91 m (1.93)|
|(q) Indicates overall position in qualifying round|