 Ryan was elected to the Baseball Hall of Fame in 1999 in his first year of eligibility with 98.79% of the vote (491 out of 497 possible), six votes short of a unanimous election and the fifth-highest percentage in history, behind Mariano Rivera (100%, 425 out of 425 possible), Derek Jeter (99.75%, 396 out of 397 possible), Ken Griffey Jr. (99.32%, 437 out of 440 possible), and Tom Seaver (98.84%, 425 out of 430 possible).He chose to wear a Rangers cap for his HOF plaque to reflect his Texas heritage, as well as the fact that his 300th win, 5000th strikeout, and last two no-hitters came as a Ranger.He was the first Hall of Famer inducted as a Ranger.