The 2023 Ladies Real Tennis World Championships was the 20th edition of the biennial Ladies Real Tennis World Championships, held at The Oratory School in Woodcote, Oxfordshire in April 2023. It was the first time the event was held in the United Kingdom since 2015 as the event follows a rotation through the four tennis-playing countries. The singles event was won by defending champion Claire Fahey,[3][4] her seventh victory beating the record of six victories previously held by Penny Lumley. Fahey also won the doubles with Tara Lumley, being Fahey's seventh doubles victory, equalling the record held by Penny Lumley. An Under 19 Girls World Championship was organised for the first time, which was won by first seed Cesca Sweet.[5]Ulla Petti became the first Estonian to participate in a Ladies World Championship.