Mitko Todorov Grablev (Bulgarian: Митко Тодоров Гръблев) is a Bulgarian weightlifter who competed for Bulgaria.

He is a twice European champion and a world record holder.

He originally claimed the gold medal in Weightlifting at the 1988 Summer Olympics – Men's 56 kg but was disqualified after he tested positive for furosemide.

It became a scandal after another Bulgarian weightlifter Angel Guenchev, who also originally claimed a gold medal in weightlifting, was disqualified for failing a drug test and resulting to a positive result for the doping agent furosemide.

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