Christopher Taylor Guerrieri…his father, Chris, was a placekicker at Alfred University (NY) and led Division II kickers in points per game in 1970…his mother, Cindy, played tennis at the College of Charleston…his older sister, Maredith, is a former Air Force pilot and Vero Beach flight instructor, and she now teaches in Boston.
After spending the season's first 3 months with Triple-A Nashville, Guerrieri had his contract selected on July 16 and spent the duration of the campaign in the Texas bullpen, posting no record with a 5.81 ERA (17 ER/26.1 IP), 1.823 WHIP, 9.2 SO/9, and 7.5 BB/9…had 3 holds, no save chances, and the most appearances of any TEX pitcher in 2019 without a decision (20)…allowed one of 10 inherited runners to score… TEX was 5-15 in games in which he appeared…registered the 2nd-highest GB pct. (55.6%) among Ranger relievers with at least 20.0 IP…made his Texas debut on 7/16 vs. ARI (0.1 IP, 2 H, 4 R-ER), but would post a 1.35 ERA (3 ER/20.0 IP) over his next 12 appearances from 7/17-8/30…held opponents to a .188/.300/.362/.662 slash line over those 12 G with 10 BB/23 SO…had a 15.00 ERA (10 ER/6.0 IP) over 7 outings in September to finish with a 5.81 ERA…set single-game highs with 3.0 IP on both 8/10 at MIL and 8/15 vs. MIN…career-best 4 SO on both 7/17 vs. ARI and 8/18 vs. MIN. NASHVILLE: Opened the season at Triple-A where opposing batters slashed .265/.342/.324/.666…owned reverse splits as left-handed batters hit .220 compared to .291 mark by righthanders…surrendered 0.25 home runs per 9 innings, lowest rate on Sounds' staff and 4th-lowest among Pacific Coast League pitchers (min. 30.0 IP) at the time of his call-up…had a 0.96 ERA (2 ER/18.2 IP) over final 11 outings with Nashville from 6/2-7/12, striking out 27 and walking just 7 during that stretch…spent time on the injured list from 4/22-5/11 with right calf contusion.
Recalled by TOR on 9/1 and posted no record with a 4.66 ERA (5 ER/9.2 IP), 1.345 WHIP, 7.4 SO/9, and .243 opp. BA over 9 relief outings in 1st ML action…had a 58.6% GB pct w/ Jays…had no save chances, no holds, 5 games finished, and allowed 4 of 8 inherited runners to score…all 9 outing were Jays losses, and club was trailing every time he took the ball…made MLB debut on 9/1 at MIA (2.0 IP, 1 H, 0 R)…pitched 4 times against the Rays, his original organization (4.0 IP, 5 H, 5 R-ER), and posted 5.2 SHO IP against all other opponents…permitted just one XBH, a Ji-Man Choi HR on 9/3 vs. TB…spent balance of season at Buffalo (AAA), going 2-2, 5.18 in 23 G/7 GS with 1.570 WHIP and 6.4 SO/9…made 6 straight starts from 5/20-6/17, but was on DL from 6/21-7/23 with right forearm strain, and pitched exclusively in relief the rest of the way…became a free agent when TOR assigned him outright to Buffalo on 11/2.
Was assigned to Triple-A Durham to begin the season ... Made his AAA debut on April 8 at Gwinnett, earning the win while striking out seven batters over 5.2 innings ... Threw just 3.2 innings in his next start on April 13 vs. Charlotte (2H, 0R, 1BB, 5K) before leaving with a strained right elbow ... Did not play the rest of the year due to issues with his right elbow.
Spent the entire season with Double-A Montgomery, finishing 12-6 with a 3.76 ERA (146-IP, 61) in 28 apps (26 starts)...Established career highs in starts, innings and strikeouts (89) for the second consecutive season…previous highs were 18 starts, 78 IP and 72 SO in 2015…his 12 wins doubled his previous career high (6, 2013)...Tied Yonny Chirinos for the most wins among Rays minor leaguers…tied for the Southern League lead with two others...Also ranked among SL leaders in starts (tied for 4th), innings (3rd) and opp avg. (.239, 4th)...His 3.76 ERA was the highest of his career…entered 2016 with a 1.61 ERA in 206.1 IP through his first four minor league seasons…yielded 11 HR, compared to 7 HR in 2012-15...Had a 2.10 ERA (30-IP, 7-ER) over his last 6 starts, from the beginning of August through the end of the season...Recorded his first professional save on Aug 11 vs. Mobile (Diamondbacks)…followed Chase Whitley's rehab start with 4 scoreless innings..Ranked by Baseball America as the No. 17 prospect in the Rays organization following the season.
Advanced to Double-A Montgomery in July, two years after undergoing Tommy John surgery...combined for a career-high 20 apps, 18 starts and 78 IP for Class-A Charlotte and Montgomery, compiling a 1.85 ERA (78-IP, 16-ER)…Crafted a 1.12 ERA (72.1-IP, 9-ER) as a starter...only once in his 18 starts did he allow more than 1 ER: in his Double-A debut on July 28 vs. Tennessee (Cubs)...yielded 6 ER in 5.2 IP in his 2 relief apps for Charlotte…Combined for a 2.7 groundball-to-flyball ratio between his two stops…Yielded only 2 HR, and none in 42 IP for Charlotte…Did not allow an ER in 5 of his last 7 starts for Montgomery, including each of his last 3…Enters the 2016 season rated the No. 7 prospect (and No. 3 pitching prospect) in the Rays system by Baseball America...ranked by ESPN's Keith Law as the Rays No. 2 prospect, behind Blake Snell, and the No. 35 prospect in baseball.