July 30, 2019, Williams signed with Maccabi Rishon LeZion of the Israel Premier League. On November 13, 2019, Williams recorded a double-double of 11 rebounds and a career-high 19 points, while shooting 7-of-11 from the field, in a 79–85 loss to Virtus Bologna. In 18 games played for Rishon LeZion, he averaged 11.7 points and 9.1 rebounds per game. On December 23, 2019, he parted ways with Rishon LeZion after receiving offers from NBA teams. Washington Wizards (2019–2020) On December 26, 2019, Williams signed with the Washington Wizards. On January 4, 2020, Williams was waived by the Wizards after appearing in 6 games for the team. Eight days later on January 12, 2020, the Washington Wizards announced that they had signed Williams to a two-way contract. In the G League, Williams averaged 13.1 points, 9.6 rebounds, 1.4 assists and 1.1 blocks per game. Galatasaray (2020–2021) On September 6, 2020, Williams signed with Galatasaray of the Turkish Basketball Super League (BSL). Niners Chemnitz (2021) On February 24, 2021, he signed with Niners Chemnitz of the German Basketball Bundesliga (BBL). Aquila Basket Trento (2021–2022) On August 21, 2021, Williams signed with Dolomiti Energia Trento of the Lega Basket Serie A. National team career Johnathan Williams helped the USA win a gold medal in the 2011 FIBA Americas U16 Championship, while averaging 5.4 points and 4.6 rebounds. In 2012, Williams joined the US and won a gold medal in the FIBA U17 World Championship, while averaging 7 points and 4.6 rebounds in 16 minutes per game. Career statistics NBA Regular season |- | style="text-align:left;"| | style="text-align:left;"| L.A. Lakers | 24 || 0 || 15.5 || .591 || .000 || .563 || 4.1 || .5 || .3 || .3 || 6.5 |- | style="text-align:left;"| | style="text-align:left;"| Washington | 6 || 5 || 20.5 || .682 || .000 || .600 || 6.3 || 1.0 || .2 || .4 || 5.5 |- class="sortbottom" | style="text-align:center;" colspan="2"| Career | 30 || 5 || 16.5 || .606 || .000 || .566 || 4.6 || .6 || .3 || .3 || 6.3 G League Regular season |- | style="text-align:left;"| 2018-19 | style="text-align:left;"| South Bay | 36 || 31 || 27.3 || .546 || .250 || .433 || 8.7 || 1.7 || .7 || .9 || 15.2 |- | style="text-align:left;"| 2019-20 | style="text-align:left;"| Capital City | 16 || 16 || 25.5 || .679 || .000 || .462 || 9.4 ||