| Year |
School |
Record |
| 1988-89 |
GCU |
26-5 |
| 1989-90 |
GCU |
25-10 |
| GCU career |
(2 seasons) |
51-15 |
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Bill Westphal followed his brother, Paul, as the head coach of the Grand Canyon men's basketball program for two seasons and, again behind his brother, has the second-highest winning percentage in program history.
In his brief two-year stint leading the Lopes, Westphal recorded two NAIA District 7 Championships and made two trips to the NAIA National Championship.
Westphal spent two seasons at Occidental College in the Eagle Rock area of Los Angeles where he had also coached for seven seasons earlier in his career before coming to Grand Canyon. Bill earned the distinction of NAIA District 7 Coach of the Year.
On the collegiate level, Westphal spent his 13th and 14th years in coaching at Grand Canyon. He spent nine seasons at Occidental where he was 136-104 and won three Southern California Intercollegiate Athletic Conference titles.
Westphal coached for three seasons at Western Washington University in Bellingham where he posted a 33-45 career mark. He also served for two seasons as an NBA assistant to Paul Silas with the San Diego Clippers (1980-82).
Westphal began his coaching career at Glendale High School in Glendale, California. His fourth and final season at the high school level propelled him to the head position at Occidental for the 1973-74 season. His last Glendale team was 24-3 and fifth-ranked in the CIF 4A polls. At Glendale, Westphal was a two-time Foothill League Coach of the Year.
In his playing career, Bill preceded Paul at Manhattan Beacn, California's Aviation High School and at the University of Southern California. At 6-foot-7, Bill earned South Bay Player of the Year honors and was chosen as a collegian at USC with the Most Improved Player Award (1965) and Most Inspirational Player Award (1966). Westphal also played for Athletes in Action for two years following his career at USC.
Bill earned his undergraduate degree in physical education at USC and completed his masters degree in education at Occidental.