A. B. Chapman may refer to:

• Arthur Barclay Chapman (1908–2004) a Wisconsin animal genetics researcher
• Alfred Beck Chapman (1829–1915), California real-estate attorney and investor

• Jonathan Lubin
• Jonathan lucas
• Jonathan Lucas
• Jonathan Lucas House
• Jonathan Lujan
• Jonathan lujan
• Jonathan Luke Lord
• Jonathan Luna (comics)
• Jonathan Luther Jones
• Jonathan Lyle
• Jonathan López
• Jonathan López (Guatemalan footballer)
• Jonathan López (Spanish footballer)
• Jonathan Maccabaeus
• Jonathan Maher
• Jonathan Maiyo
• Jonathan Maiyo Kiplimo
• Jonathan Makepeace
• Jonathan Malnet
• Jonathan Malo
• Jonathan Mane-Wheoki
• Jonathan Mann
• Jonathan Mann (disambiguation)
• Jonathan Mann (Musician)
• Jonathan Mann (musician)