Jaquiski Tartt

On April 27, 2018, Tartt signed a two-year, $13 million contract extension with the 49ers through the 2020 season. He started eight games while dealing with a shoulder injury throughout the year. He was placed on injured reserve on December 21, 2018. He finished the season with 42 tackles, two passes defensed, and one interception.

On January 2, 2017, the San Francisco 49ers fired head coach Chip Kelly after the 49ers finished with a 2–14 record in 2016. Defensive coordinator Jim O'Neil held a competition between Tartt and Eric Reid to name a new starting strong safety after Antoine Bethea was granted his release. Head coach Kyle Shanahan named Tartt the backup strong safety to begin the regular season, behind Eric Reid.

He started in the San Francisco 49ers' season-opener against the Carolina Panthers and recorded a season-high seven solo tackles, a pass deflection, and intercepted a pass by quarterback Cam Newton in the second quarter of their 23–3 loss. Tartt started the first two regular season games at free safety in place of Jimmie Ward who was inactive due to a hamstring injury. The following week, he was named the starting strong safety after Eric Reid was inactive for three games (Weeks 3–5) due to a knee injury. In Week 8, he tied his season-high of seven combined tackles during a 33–10 loss at the Philadelphia Eagles. The following week, Tartt recorded three combined tackles before exiting in the third quarter of the 49ers' 20–10 loss to the Arizona Cardinals after breaking his arm. On November 6, 2017, the San Francisco 49ers placed Tartt on injured reserve due to his fractured forearm. He finished the 2017 season with 55 combined tackles (38 solo), three pass deflections, an interception, and was credited with half a sack in nine games and nine starts. Pro Football Focus gave Tartt an overall grade of 85.8, ranking him 15th among all qualifying safeties in 2017.

On January 3, 2016, the San Francisco 49ers fired head coach Jim Tomsula after finishing with a 5–11 record in 2015. Throughout training camp, Tartt competed against Antoine Bethea to be the starting strong safety. Head coach Chip Kelly named Tartt the backup strong safety behind Antoine Bethea to start the regular season in 2016.

He was sidelined for the 49ers' Week 6 loss to the Buffalo Bills after injuring his quadriceps the previous week. On November 27, 2016, Tartt made his first start at free safety and recorded three combined tackles in their 31–24 loss at the Miami Dolphins in Week 12. He earned the starting role for the rest of the season after the 49ers placed Eric Reid on injured reserve after he tore his bicep in his right arm. In Week 14, he collected a career-high 12 combined tackles (ten solo) and a sack during a 23–17 loss to the New York Jets. Tartt finished the 2016 season with 61 combined tackles (47 solo), three pass deflections, and a sack in 15 games and six starts.

The San Francisco 49ers selected Tartt in the second round (46th overall) of the 2015 NFL Draft. Tartt was the third safety drafted in 2015, behind Arizona State's Damarious Randall and Alabama's Landon Collins. The selection made Tartt the highest drafted Samford player in school history. Upon joining the 49ers, Tartt reunited with former high school teammate Jimmie Ward.

On May 1, 2015, the San Francisco 49ers signed Tartt to a four-year, $5.03 million contract that includes $2.58 million guaranteed and a signing bonus of $1.92 million.

He made his professional regular season debut in the San Francisco 49ers' season-opener against the Minnesota Vikings and recorded four solo tackles and made his first career sack in their 20–3 victory. He sacked quarterback Teddy Bridgewater for a 14-yard loss in the first quarter and made his first career tackle on running back Matt Asiata in the second quarter. On October 22, 2015, Tartt collected a season-high nine combined tackles during a 20–3 loss to the Seattle Seahawks in Week 7. During the first seven games, Tartt was used primarily in dime packages and on special teams. On November 1, 2015, Tartt earned his first career start in place of Antoine Bethea in Week 8. Defensive coordinator Eric Mangini named Tartt the starter after Bethea tore his pectoral muscle the previous week and missed the remainder of the season. Tartt finished the 49ers' 27–6 loss at the St. Louis Rams with six combined tackles. The following week, he made a season-high two pass deflections and four tackles in the 49ers' 17–16 win against the Atlanta Facons in Week 9. On December 13, 2015, Tartt collected eight combined tackles, deflected a pass, and made his first career interception during a 24–10 loss at the Cleveland Browns in Week 14. His interception occurred in the second quarter off a pass attempt by rookie quarterback Johnny Manziel. Tartt was inactive for the 49ers' Week 17 win against the St. Louis Rams due to a knee injury. He finished his rookie season with 65 combined tackles (52 solo), three passes defensed, two sacks, and an interception in 15 games and eight starts.

On November 10, 2014, it was announced that Tartt had accepted his invitation to the 2015 Senior Bowl. On January 24, 2015, Tartt played in the 2015 Reese's Senior Bowl and recorded three tackles and made one tackle for a loss as part Gus Bradley's South team that lost 34–13 to the North. His appearance made him the first player from Samford to play in Senior Bowl. Tartt attended the NFL Scouting Combine held at the RCA Dome in Indianapolis, Indiana, but chose to only perform the 40-yard dash, 20-yard dash, 10-yard dash, and broad jump partially due to a hand injury. He finished ninth among all participating defensive backs in the broad jump and 19th in the 40-yard dash. On March 10, 2015, Tartt attended Samford's pro day and performed all of the combine drills and ran positional drills. He fared well at his pro day and attracted representatives and scouts from 18 NFL teams as the primary prospect working out at the event. At the conclusion of the pre-draft process, Tartt was projected to be a second or third round pick by NFL draft experts and scouts. He was ranked the second best strong safety in the draft by DraftScout.com, was ranked the third best safety in the draft by NFL analyst Mike Mayock, was ranked the fourth best safety by Sports Illustrated, and was ranked the sixth best safety prospect in the draft by NFL analyst Charles Davis.

In week 10 against the Seattle Seahawks on Monday Night Football, Tartt forced a fumble on rookie wide receiver DK Metcalf which he recovered in the 27–24 overtime loss. In Super Bowl LIV against the Kansas City Chiefs, Tartt recorded a sack on Patrick Mahomes during the 31–20 loss.

Tartt attended Samford from 2010 to 2014. After redshirting as a freshman, he saw his first action in 2011. As a redshirt sophomore in 2012, he became a starter and remained throughout his senior season. For his career, he had 277 tackles and six interceptions.

Jaquiski Tartt (born February 18, 1992) is an American football safety for the San Francisco 49ers of the National Football League (NFL). He played college football at Samford.