Jonas von Essen


Jonas von Essen is a Swedish man who became two-time world memory champion. He was a memory sports player from 2012 to 2015. In April 2019 he co-founded memoryOS, an ed-tech startup developing memory improvement software.

Biography

He was the third place in the 21st World Memory Championships in December 2012. He won the 22nd World Memory Championships in December 2013 and 24th World Memory Championships in December 2014.
On 12 March 2016 he recalled correctly 13,208 digits of memorized pi for 4 hours and 40 minutes according to the Pi World Ranking List. This was a Swedish record until 2019, when it was beaten by Henrik Lilliestrale.
On 7 March 2020, he recalled 24,063 digits of pi, setting a new personal, Swedish, and European record.