Billy Lyon
      Billy Lyon| No. 98 | 
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| Position: | 
DE/DT | 
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| Personal information | 
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| Date of birth: | 
 (1973-12-10) December 10, 1973 | 
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| Place of birth: | 
Ashland, Kentucky | 
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| Career information | 
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| College: | 
Marshall | 
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| Undrafted: | 
1997 | 
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| Career history
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- *Offseason and/or practice squad member only
 
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| Career NFL statistics | 
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William Morton Lyon (born December 10, 1973 in Ashland, Kentucky) is a former American football defensive end and defensive tackle in the National Football League who played for the Green Bay Packers and the Minnesota Vikings.[1]  Lyon played collegiate ball for Marshall University and played professionally for 6 seasons.  He retired in 2003.[2]
References
As of 2010 he is a frosh football coach for Newport Central Catholic High School.