Thr

THR/Thr can mean one of the following:

• Tim Harvey, Tim Harvey Racing - the business of racing driver Tim Harvey
• Threonine, one of the 20 standard amino acids
• Time Highway Radio, the former name of THR.FM, a private radio station in Malaysia
• Target Heart Rate
• Mehrabad Airport, Tehran, Iran
• Total Hip Replacement operation
• Through Hole Reflow (or "pin and paste" or "paste in hole"): process of mounting through hole electronic components using the reflow process
• The Hollywood Reporter, a trade publication of the U.S. entertainment industry
• Tony Hawk: Ride, a skateboarding video game.
• Team Columbia Highroad, the UCI code for the professional road bicycle racing team
• Times Herald-Record, a newspaper in upstate New York