Antonio Lining (born May 9, 1963 in Mindoro, Philippines) is a Filipino pool player, nicknamed "Nikoy." He is one of the few left-handed Asian players.
Lining's most notable appearance was in the Motolite International Nine-ball Tournament in 2000, where he finished second to Francisco Bustamante. Prior to that final, Lining bested Efren Reyes in the quarter-finals.
At the 2002 Busan Asian Games, Lining and Bustamante won the gold medal at the nine-ball doubles event.
From there, he has only made small appearances in later events and had some success, especially in events that were held in Japan.