Not much data is uncovered about his folks but rather his dad, Mario, is known to be his mentor.

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Bjorn brought home the young men’s singles championship at the 2011 French Open. He is just the subsequent American out of three to win the occasion, following John McEnroe in 1977 and going before Tommy Paul in 2015.

Bjorn was a singles semifinalist at the 2017 Hall of Fame Tennis Championships.

He started playing tennis at age three and is named after tennis champion Björn Borg.

Bjorn went to St. John the Baptist School in Plum, Pennsylvania until the eighth grade when he moved to Naples, Florida for preparing reasons, and was a web-based understudy of Barron Collier High School.

By showing up at the disposal adjusts in Sarasota in April 2016 and winning the Savannah Challenger the following week, Bjorn won the 2016 French Open Wild Card Challenge.

He took advantage of his unique case by upsetting friend Sam Querrey in the first round of the French Open, allowing him to break into the best 100 strangely.