John Wick is a character from a popular movie franchise of the same name, played by actor Keanu Reeves. He is known for his exceptional skills in hand-to-hand combat, as well as his proficiency with a variety of firearms. Throughout the films, he is shown using a number of different guns, each with their own unique characteristics and capabilities.

In the first John Wick movie, the titular character is primarily shown using a Heckler & Koch P30L semi-automatic pistol, which is a popular choice among law enforcement and military personnel. This gun features a lightweight polymer frame and a 15-round magazine, and is known for its accuracy and reliability.
In later films in the franchise, John Wick is shown using a variety of other firearms, including the Glock 26 and the Glock 34. These guns are known for their compact size and ease of use, making them ideal for close-quarters combat.
John Wick is also known for his skill with a variety of long guns, including shotguns and assault rifles. In the second film, he is shown using a Benelli M4 shotgun, which is known for its reliability and power. He is also shown using a variety of different assault rifles, including the H&K MR556A1 and the SIG Sauer MPX.
In addition to his skill with firearms, John Wick is also known for his ability to improvise weapons in combat. In the first movie, he is shown using a ballpoint pen as a makeshift weapon, and in the third film he uses a pair of antique knives as his primary weapons in a fight.
Overall, John Wick is known for his exceptional skill with a variety of different guns, as well as his ability to adapt to different situations and use whatever resources are available to him in combat. His use of different firearms throughout the franchise has helped to make him one of the most iconic and memorable action movie characters of recent years.