•
Jack Lambert (American actor) (1920–2002), American actor •
Jack Lambert (American football) (born 1952), American football player •
Jack Lambert (British actor) (1899–1976), Scottish actor •
Jack Lambert (footballer, born 1902) (1902–1940), English footballer •
Jack Lambert (footballer, born 1999), English footballer •
Jack Walter Lambert (1917–1986), English arts journalist, editor and broadcaster •
Jacques Lambert (1891–1948), French architect •
Jaimee Lambert (born 1992), Australian rules footballer •
Jamie Lambert (born 1973), English footballer •
James Lambert (painter) (1725–1788), English painter and musician •
James Lambert (scholar) (1741–1823), English scholar •
James Lambert (ski jumper) (born 1965), British ski jumper •
James Staunton Lambert (1789–1867), Irish politician • Jane Lambert, maiden name of
Jane Shore (c.1445–c.1527), mistress of King Edward IV of England •
Jane Lambert, Australian diplomat •
Janet Lambert (1893–1973), American actress and young-adult fiction author •
Jason Lambert (born 1977), American mixed martial artist •
Jay Lambert (1925–2012), American boxer, doctor and surgeon •
Jean Lambert (born 1950), British politician •
Jean-Michel Lambert (1952–2017), French judge •
Jean Lambert-Rucki (1888–1967), Polish sculptor and graphic artist •
Jenna Lambert (born 1991), Canadian disabled swimmer •
Jerome Lambert (1971–2007), American basketball player •
Jérôme Lambert (born 1957), French politician •
Jerry Lambert (actor) (born 1957), American actor •
Jerry Lambert (jockey) (1940–2015), American jockey •
Jim Lambert (born 1966), American sportswriter •
Jimmy Lambert (born 1994). American baseball pitcher •
Joan A. Lambert (born 1946), American politician from Nevada •
Jodi Lambert (born 1970), Australian sprinter •
Johann Heinrich Lambert (1728–1777), Swiss polymath •
John Lambert of Creg Clare (c. 1610 – c. 1669), Irish Royalist soldier •
John Lambert (basketball) (born 1953), American basketball player •
John Lambert (British Army officer, born 1772) (1772–1847), British Army general and cricketer •
John Lambert (British Army officer, born 1817) (1817–1887), British Army officer and cricketer •
John Lambert (civil servant) (1815–1892), British civil servant •
John Lambert (composer) (1926–1995), British composer and teacher •
John Lambert (diplomat) (1921–2015), British ambassador •
John Lambert (general) (1619–1684), Parliamentary general in the English Civil War •
John Lambert (martyr) (died 1538), English Protestant martyr •
John Lambert (naval historian) (1937–2016), British naval illustrator and author •
John Lambert (politician) (1746–1823), American politician from New Jersey •
John Laurence Lambert (1936–2014), Australian educator and author •
John William Lambert (1860–1952), American automotive pioneer •
Sir John Lambert, 1st Baronet (1666–1723), French-born English merchant •
Johnny Woodly Lambert (born 1980), Costa Rican footballer •
Jonas Lambert-Wenman (c.1665–1732), Swedish pirate •
Jonathan Lambert (actor) (born 1973), French actor and comedian •
Jonathan Lambert (sailor) (1772–1812), American sailor •
Jordan Williams-Lambert (born 1994), American football player •
José Lambert (born 1941), Belgian comparatist and translation scholar •
Joseph Lambert (Haitian politician) (born 1961), Haitian politician •
Joseph Lambert (judge) (born 1948), American judge from Kentucky • Joseph Charles Lambert, known as
J. C. Lambert (c.1803–1875), English comic actor in Australia •
Joseph-François Lambert, (1824–1873), French adventurer and diplomat •
Joseph Hamilton Lambert (1825–1909), American orchardist •
Joseph B. Lambert (born 1940), American educator and chemist •
Joyce Lambert (1916–2005), English botanist and stratigrapher ==K==