University of Massachusets Athletics
2025 Women's Cross Country Roster

Lara Mannes Diaz de Cerio
- Class:
- Junior
- High School:
- Queen's Gate
- Hometown:
- London, England
Outdoor: Earned first in the 1500-meter run with a time of 4:31.10 at the UMass Flagship Opener (3/28)... Placed second in the 3k with a finish of 9:35.04 at the Friar Invitational (4/10)... Finished third in the 1500-meter run with a time of 4:24.79 at the UMass Ken O’Brien Pre-Championship Invite (4/25)... Placed 19th in the 800-meter run with a finish of 2:08.83 at the Larry Ellis Invitational (5/1-2)... Scored in the 800-meter run with a fourth-place finish with a time of 2:08.95 at the MAC Outdoor Championships (5/14-16).
Indoor: Placed sixth in the mile with a time of 4:57.82 at the Beantown Challenge (1/17)... Earned a pair of 12th-place finishes in the 1500-meter run with a time of 4:35.93 and the mile with a finish of 4:55.42 at the Bruce Lehane Scarlet and White Meet (1/24)... Secured third in the 1k with a time of 2:49.15 at the IC4A/ECAC Indoor Championships (2/7-8)... Placed 52nd in the mile with a peronal-best time of 4:50.60 at the David Hemery Valentine Invitational (2/13-14)... Scored in the DMR (Mannes Diaz de Cerio, Metres, Thundal, Chmielewski) with a time of 11:46.66 and placed 12th in the mile with a time of 4:54.85 at the MAC Indoor Championships (2/27-28).
Cross Country: Earned third in the 4k with a finish of 14:00.2 at the Ken O’Brien Invitational (8/30)... Placed 17th in the 3.72 mile run with a time of 22:42.7 at the Maribel Sanchez Souther Invitational (9/20)... Placed 87th in the 6k with a time of 21:12.6 at the Paul Short Run (10/3)... Earned 12th in the 6k with a finish of 21:30.5 at the IC4A/ECAC Cross Country Championship (10/17)... Finished 26th in the 6k with a time of 21:30.4 at the MAC Cross Country Championships (11/1)... Placed 50th in the 6k with a personal-best time of 20:58.5 at the NCAA Division I Northeast Region Cross Country Championships (11/14).
2024-25
Outdoor: Placed 208th in the 1500-meter run with a time of 4:41.41 at the Raleigh Relays (3/27-29)... Finished sixth in the 800-meter run with a time of 2:20.5 and runner up in the 1500-meter run with a finish of 4:38.34 at the UMass Flagship Opener (4/5)... Earned third in the 800-meter run with a time of 2:16.89 at the Friar Invitational (4/11)... Placed eighth in the 1500-meter run with a time of 4:43.69 at the UMass Lafreniere Commonwealth Invitational (4/12)... Earned ninth in the 1500-meter run with a time of 4:34.43 at the UMass Ken O’Brien Pre-Conference Qualifier (4/25-27)... Earned bronze in the 4x800 meter relay (Costantino, Mannes Diaz de Cerio, Harrison, Thundal) with a time of 8:53.38 and 10th in the 1500-meter run with a time of 4:36.30 at the A-10 Outdoor Championships (5/3-4)... Placed ninth in the 1500-meter run with a finish of 4:40.40 at the NEICAAA Outdoor Championships (5/10).
Indoor: Did not compete.
Cross Country: Saw action in five meets, scoring in four … Earned third for the Minutewomen and 85th overall (21:35.4) at the NCAA Northeast Regional Championships (11/15) … Claimed fourth for the team and 30th overall (21:37.3) at the Atlantic 10 Cross Country Championships (11/2) … Took fourth for the Minutewomen and 28th overall (21:46.4) at the ECAC Cross Country Championships (10/18) … Earned 13th overall (18:18) at the Ted Owen Invitational (10/21) … Was the No. 3 runner for UMass and 182nd overall (22:00.0) at the Paul Short Run (10/5).
Cross Country: Ran in five of six meets, scoring in all five … Took the No. 4 scoring spot for UMass in 145th overall (22:18.8, 6K) at the NCAA Northeast Regional Championships (11/10) … Was the fourth Minutewomen to cross the finish line, coming in 38th (22:23.3, 6K) at the Atlantic 10 Championships (10/28) … Was UMass’ No. 3 runner in 69th (22:19.7, 6K) at the ECAC Championships (10/13) … Scored for the second time in as many meets, landing third for the Minutewomen and 155th overall in 22:10.3 (6K) at the Paul Short Run (9/30) … Placed 19th overall (18:52.3) and scored for the first time in collegiate career as the fourth runner for UMass at the Shawn M. Nassaney Invitational (9/9).
Before UMass: Graduated from Queen’s Gate School in 2023 … PRs entering UMass: 800m (2:15.16), 1500m (4:44.37), 1600m (5:13.01,) 3 mile (18:37) … Part of the ECCA Saucony English National Cross Country Championships Team that finished first in 2019 and third four times (2023, 2022, 2020, 2018) … Took third at ECCA Saucony English National Relay Championships in 2021 … Was a four-time Middlesex XC county champion (2018, 2019, 2020, 2021) … Earned six London Schools XC individual titles (2017, 2018, 2019, 2020, 2022, 2023) … Captured the 2019 London Youth Games XC individual title … Took ninth at the 2019 New Balance ESSA English Schools’ Championships.
Personal: Born Lara Mannes Diaz de Cerio … Daughter of Miren Diaz de Cerio and Simon Mannes … Has one sibling, Sabrina … Sister, Sabrina, is a member of the cross country and track and field teams at Elon.


