Landry was a master tactician and a stickler for discipline. He was also a pioneer in the use of analytics and video technology to prepare for games. Under his leadership, the Cowboys became one of the most dominant teams in the NFL, winning 20 division titles and making 22 playoff appearances.

In addition to his on-field success, Landry was also a respected figure off the field. He was known for his intelligence, integrity, and humility. He was also a devout Christian and a strong advocate for social justice.

Landry was inducted into the Pro Football Hall of Fame in 1990.