Pedzisa mutsara unotevera: Niemann akahwina 2017 Mark H. McCormack Medal yekuve mutambi wepamusoro-soro muWorld Amateur Golf Ranking pakupera kwemakwikwi emwaka wezhizha, nekudaro achiwana kupinda mu
2018 U.S. Open uye kupinda mu2018 Open Championship. Akakunda 2018 Latin America Amateur Championship achiwana kupinda zvakare mu2018 Masters Tournament.