- Jun 1 Adnan Al Sharqi, Lebanese soccer manager (Lebanon 1974–76, 1987–93, 2006–08; Ansar 11 x league titles), dies from cancer at 79
- Jun 1 Vince Promuto, American football guard (Pro Bowl 1963, 64; Washington Redskins), dies of congestive heart failure at 82
- Jun 2 Bill Scanlon, American tennis player (World #9 1984; 6 x ATP titles), dies from cancer at 64
- Jun 2 Ottorino Sartor, Peruvian soccer goalkeeper (27 caps; Defensor Arica, CNI), dies at 75
- Jun 7 Jim Fassel, American football coach (University of Utah 1985–89; New York Giants 1997-2003), dies from a heart attack at 71
- Jun 7 John McDonnell, American track, cross country coach (University of Arkansas 1972–2008; 40 x NCAA C'ships; 8 x NCAA Triple Crown; 30 x NCAA coach of the year), dies at 82
- Jun 7 Tim Pickup, Australian rugby league five eighth (11 Tests; North Sydney, Canterbury), RL executive (Adelaide Rams) and boxing manager (Jeff Harding), dies from dementia at 72
- Jun 7 Yoo Sang-chul, South Korean soccer midfielder (124 caps; 2002 FIFA World Cup All-Star Team; Ulsan Hyundai), dies from pancreatic cancer at 49
- Jun 8 John Angus, English soccer defender (1 cap; Burnley 439 games), dies at 82
- Jun 10 Neno, Portuguese soccer goalkeeper (9 caps; Vitória de Guimarães, Benfica), dies from a heart attack at 59
- Jun 12 Anatoly Chukanov, Russian cyclist (Olympic gold Soviet Union team time trial 1976; UCI Road World C'ships gold 1977), dies at 67
- Jun 12 Igor Zhelezovski, Belarusian speed skater (record 6 x World Sprint Champion; Olympic silver 1994; bronze 1988), dies from COVID-19 at 57
- Jun 12 Jim "Mudcat" Grant, American baseball pitcher (MLB All-Star 1963, 65; Cleveland Indians, Minnesota Twins, and 5 other teams), singer, and writer (Black Aces), dies at 85 [1]
- Jun 14 Markis Kido, Indonesian badminton player (Olympic gold men's doubles 2008 [with Hendra Setiawan]; World C'ships gold 2007; World Cup gold 2006), dies from a heart attack at 36
- Jun 15 Jim Phelan, American college basketball coach (Mount Saint Mary's University 1954–2003), dies at 92
- Jun 18 Giampiero Boniperti, Italian soccer striker (38 caps; Juventus 443 games), executive (chairman Juventus) and politician (deputy in European Parliament), dies from heart failure at 92
- Jun 18 Jeannette Altwegg, English figure skater (Olympic gold 1952), dies at 90
- Jun 20 Luis del Sol, Spanish soccer midfielder (16 caps; Betis, Real Madrid, Juventus, Roma) and manager (Betis), dies at 86
- Jun 21 Tom Kurvers, American ice hockey defenseman (Hobey Baker Award 1984; Stanley Cup 1986 Montreal Canadiens), dies from adenocarcinoma at 58
- Jun 22 René Robert, Canadian ice hockey winger (NHL All Star 1972-73, 74-75; Buffalo Sabres 1st 100 point player 1974-75), dies after a heart attack at 72
- Jun 23 Eldon Danenhauer, American football offensive tackle (AFL All Star 1962, 65; Denver Broncos 1960-65), dies at 85
- Jun 24 Eleazar Soria, Peruvian soccer defender (29 caps, Copa America 1975; Universitario, Independiente, Sporting Cristal), dies at 73
- Jun 25 Jack Ingram, American auto racer (NASCAR Busch Series champion 1982, 1985), dies at 84
- Jun 25 Marcos Ferrufino, Bolivian soccer defender (9 caps; Bolívar 252 games) and manager (San José, Real Potosí), dies from COVID-19 at 58
- Jun 26 Marcelo Campo, Argentine rugby union winger (20 Tests Argentina, 6 South America; Pueyrredón SC), dies from a heart attack at 63
- Jun 28 Jock Aird, Scottish soccer defender (4 caps Scotland, 2 New Zealand; Burnley), dies at 94
- Jun 28 Sergio Victor Palma, Argentine boxer (WBA Super Bantamweight champion 1980-82), dies from COVID-19 at 65
- Jun 29 Goolam Rajah, South African cricket administrator (manager RSA national team 1991-2011), dies from COVID-19 at 74
- Jun 29 Yitzhak "Vicky" Peretz, Israeli soccer striker (40 caps; Maccabi Tel Aviv, Strasbourg, Rennes), dies at 68
- Jun 30 Inge Danielsson, Swedish soccer midfielder (17 caps; Ifö/Bromölla IF, Helsingborgs IF, AFC Ajax, IFK Norrköping), dies at 80
- Jun 30 Janet Moreau Stone, American athlete (Olympic gold 4x100m relay 1952), dies at 93
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions