John Roscoe Lilly is memorialized at Manila American Cemtery.
- Rank: Private
- Date of birth: 19 September 1920
- Date of death: 25 September 1942
- County: Knox
- Hometown: Knoxville
- Service Branch: Marine Corps
- Theater: Pacific
- Conflict: World War II
- Awards: Purple Heart
- Burial/Memorial Location: Manila American Cemetery, Fort Bonifacio, Manila, Philippines
- Location In Memorial: Pillar VIII, Middle Panel
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