Margo McGillvray (Castaneda) attended St. Mary’s
High School from 1975-1978 participating on the varsity
basketball, softball and volleyball teams.
In 1975 as a freshman, she was selected to the
San Joaquin Athletic Association Girls’ Basketball All
Tournament Team. She was also named All League in
softball by the Stockton Inter-city League coaches.
As a sophomore in 1976, she was named as the Co-Player of the Year on the first-ever
Stockton All-City Girls’ Basketball Team. She was also selected First Team and Most Valuable
Player on the Valley Oak League team in basketball.
In 1977 Margo was named to the All-Valley Oak League softball team and also to the All
City Girls’ basketball team. She was also selected to the Valley Oak League’s All-Star Volleyball
team. The John Wooden’s Pyramid of Success Award was also awarded to Margo by John
Wooden himself after she attended his basketball camp.
In 1978, her senior year, Margo was selected as Most Valuable Player of the Sac-Joaquin
Section Division II Volleyball Tournament as well as the MVP of the Section and Co-MVP of the
Valley Oak League. She was also MVP and First Team on the Stockton All-City Girls’ Basketball
Team. Her Senior year, Margo scored 385 points (14.3 per game} with 146 assists and 178 steals.
Her total points for four years was 1,082 when there was no three-point line. Margo was also
selected to the Valley Oak Girls’ All-Star Softball Team. St. Mary’s HS teammates named Margo
Outstanding Female Athlete, and Most Inspirational and Most Valuable Player for three sports.
She also was the winner of the Michael Canlis Award and a Jester’s Club Athlete Nominee.
Margo pursued playing college basketball but was told that she was just too short for college
ball.
In 1998 she coached the Bear Creek Girls’ Junior. Varsity basketball team. From 2002-2004
she coached both boys and girls’ 6th, 7th and 8th grade Catholic Youth Organization (CYO)
basketball at St. Luke’s Catholic School.
In 2008 Margo was inducted into the St. Mary’s High School Athletic Hall of Fame. She was
the first female inducted. Not only was Margo a vital player of every team she was a part of
but she was also an inspirational leader. It was never about her. She was humble, she shied
away from the attention and did not like being the center of attention. She was always a team
player and rallied around her teammates with positivity, encouragement and compassion.
Her competitive greatness, skills, initiative, team spirit and loyalty were always demonstrated
with confidence and poise.
Margo is the regional manager of the Department of Social Services Community Care,
Licensing Division. Margo is married to Marc with two children, Zachary and Eric Taylor.
