'''YTR''' may refer to:
* CFB Trenton, a Canadian military base * YTR-, the hull classification for Fire-class fireboats in the Royal Canadian Navy * Leucine, represented in genetic codon code; see DNA and RNA codon tables * You the Rock, Japanese hip-hop musician also known as YTR * YTR-, prefix for Yamaha trumpet models; see List of Yamaha Corporation products
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