Lenaerts

Lenaerts and Lenaers are Dutch patronymic surnames most common in Belgium. Lenaert is an archaic Dutch form of Leonard.[http://www.cbgfamilienamen.nl/nfb/detail_naam.php?gba_lcnaam=lenaerts&gba_naam=Lenaerts&nfd_naam=Lenaerts&operator=eq&taal= Lenaerts] at the Database of Surnames in The Netherlands.[https://familienaam.be/Lenaerts Lenaerts] and [https://familienaam.be/Lenaers Lenaers] at familienaam.be People with this surname include:

;Lenaerts

• {{interlanguage link|Anneleen Lenaerts|de||fr||nl||ru|Ленартс, Аннелен}} (born 1987), Belgian harpist, sister of Wouter
• {{interlanguage link|Henri Lenaerts|es||nl|}} (1923–2006), Belgian sculptor and painter
• Koen Lenaerts (born 1953), Belgian judge, President of the European Court of Justice
• Toon Lenaerts (born 1983), Belgian football defender
• {{interlanguage link|Wouter Lenaerts|nl||ja|ヴァウテル・レナールツ}} (born 1981), Belgian conductor and composer, brother of Anneleen
• Yves Lenaerts (born 1990), Belgian football goalkeeper

;Lenaers

• Anja Lenaers (born 1972), Belgian racing cyclist
• Jeroen Lenaers (born 1984), Dutch CDA politician and MEP
• Roger Lenaers (1925–2021), Belgian Jesuit pastor in Austria
• Victor Lenaers (1893–1968), Belgian racing cyclist
• William M. Lenaers (born c.1950), United States Army general