Golf Major
Apr 2 ANA Inspiration Women's Golf, Mission Hills CC: Pernilla Lindberg of Sweden gains her first pro win in a sudden-death playoff against Inbee Park and Jennifer Song that extends to 8 holes
- Apr 3 Alex Puccio ascends Penrose Step V14 (8B+) in Leavenworth, USA
- Apr 7 Vegas Golden Knights suffer a 7-1 end of regular season defeat at Calgary but finish with an NHL expansion team record 51 victories; previous record 33 by Anaheim Ducks & Florida Panthers 1993-94
- Apr 8 82nd US Masters Tournament, Augusta National GC: Patrick Reed wins his first major title, 1 stroke ahead of fellow American Rickie Fowler
- Apr 14 171st Grand National: Davey Russell wins aboard 10/1 Tiger Roll in a photo finish from Pleasant Company
- Apr 16 122nd Boston Marathon: Yuki Kawauchi of Japan wins men's race in 2:15:58; Desiree Linden (2:39:54) first American to win women's title since 1985
- Apr 20 Arsène Wenger announces he will leave London EPL club Arsenal after 22 years as manager
- Apr 21 Oakland A's left hander Sean Manaea no-hits the Boston Red Sox
Footballer of the Year
Apr 22 Liverpool's Egyptian soccer forward Mohamed Salah is named Professional Footballers' Association Player of the Year
Tennis Open Record
Apr 22 Monte Carlo Tennis Masters: Rafael Nadal beats Kei Nishikori 6-3, 6-2 to extend his Open-era record for most wins at the same event (11)
- Apr 26 NFL Draft: Oklahoma quarterback Baker Mayfield first pick by Cleveland Browns; 4 QBs taken in top 10 selections for first time in history
- Apr 28 Shaquem Griffin is the first one-handed person to be drafted into the NFL; selected by Seattle Seahawks
- Apr 29 Spanish tennis great Rafael Nadal equals his Open-era record for most wins at the same event (11 Monte Carlo) with his 11th Barcelona ATP title
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions