Houston Rockets - John Lucas II
John Lucas II is an assistant coach for the Rockets who played for San Antonio in 1983-84 before becoming the Spurs' head coach from 1992-94.
LA Clippers - Kawhi Leonard
Memphis Grizzlies - Kyle Anderson, Taylor Jenkins
Kyle Anderson was with the Spurs for four seasons and Taylor Jenkins was a coach for the Austin Toros from 2008-13.
Miami Heat - Dewayne Dedmon
Remember him? He played in San Antonio for the 2016-17 season before moving on.
Milwaukee Bucks - Mike Budenholzer
Before winning a ring with Giannis, Budenholzer won four rings as an assistant in San Antonio from 1993-2013.
New York Knicks - Luka Samanic
While he hasn't made his debut in The Garden, he is signed to a two-way contract after being released by the Spurs this season.
Oklahoma City Thunder - Mike Wilks
Wilks is an assistant coach for the Thunder, but in his lone season with the Spurs, he led them to the 2005 Championship with his 1.7 points per game.
Philadelphia 76ers - Danny Green and Doc Rivers
Green was a critical member of the Spurs run from 2012-2018, and Doc Rivers played in SA for two seasons.
Phoenix Suns - Monty Williams
Now the Suns head coach and regarded as one of the best in the league, Monty Williams played on the Spurs from 1996-98 and won a championship as a coaching staff intern in 2005 with the Silver and Black.
Portland Trail Blazers - Roy Rogers
Roy Rodgers is an assistant coach in Portland but started off as an assistant in Austin during the 2007 season.
Sacramento Kings - Alvin Gentry
Gentry was a Spurs assistant coach from 1988-90 and now leads the Kings.
Toronto Raptors - Goran Dragic
Goran Dragic was drafted by the Spurs in 2008 but traded to the Suns before he logged a game. He is also currently on a leave of absence from the Raptors for personal reasons, but he was the best I could come up with.
Utah Jazz - Rudy Gay, Quin Snyder
Rudy Gay signed with Utah after his stint in San Antonio, and head coach Quin Snyder was the head coach in Austin from 2007-10.
Washington Wizards - Davis Bertans
Davis Bertans was a bench player in San Antonio and is a bench player in Washington. A bench player who gets paid $16 million.