He would go on to score his first goal for the Philippines and the only goal of the game in the 93rd minute to win the match, 1–0.
VfL Bochum
Individual
1995
Gerrit Stephan Barba Holtmann (born 25 March 1995) is a professional footballer who plays as a winger for club Darmstadt 98 on loan from VfL Bochum.
Born in Germany, he plays for the Philippines national team.
Holtmann played in Bremerhaven for Sparta Bremerhaven, Leher Turnerschaft and OSC Bremerhaven before he joined Werder Bremen's youth academy.
2013
In 2013 he joined JFV Bremerhaven.
2014
Holtmann joined the reserve side of Eintracht Braunschweig in the Regionalliga Nord in 2014.
On the 30th matchday of the 2014–15 2. Bundesliga season, he made his professional debut for Eintracht's senior side in a match against FC Erzgebirge Aue.
2015
On 7 October 2015, Holtmann made his debut for the German national U-20 team in a match against Turkey.
2016
In June 2016, Holtmann transferred to 1. FSV Mainz 05.
Holtmann decided to suit up for the Philippines around 2016, but wanted to become a regular player in the Bundesliga first.
In March 2021, during an interview, Holtmann said that he was applying for dual citizenship so he would be able to play for the Philippines in their remaining matches in the second round of 2022 FIFA World Cup Asian qualifiers that would be held in China.
Two months later in May, he was called up by the Philippines for 2022 FIFA World Cup qualification matches against China, Guam and the Maldives.
However, Holtmann was unable to make his Philippines debut in the said tournaments due to "a lack of documents."
Holtmann was included in the 25-man squad of the Philippines for 2022 FAS Tri-Nations Series.
However, he was not able to play as he contracted COVID-19 while preparing to fly out to Singapore.
In June, however, Holtmann finally got called up to the Philippines squad for the Asian Cup Qualifiers under coach Thomas Dooley.
Holtmann made his debut for the Philippines in a match against Mongolia in the third round of the 2023 AFC Asian Cup qualifiers, featuring in the starting lineup.
2017
On 2 December 2017, he scored his first Bundesliga goal for Mainz in a 3–1 home defeat against FC Augsburg.
2019
On 27 June 2019, he joined SC Paderborn on loan for the 2019–20 season.
At the end of the season, Paderborn relegated to the 2. Bundesliga.
2020
Holtmann joined VfL Bochum on a three-year contract in August 2020.
In January 2022, Holtmann was awarded the 2021 German Goal of the Year for a solo effort he made during a 2–0 home win against 1.
FSV Mainz 05.
On 5 August 2023, Holtmann moved on a season-long loan to Antalyaspor in Turkey, with an option to buy.
On 21 January 2024, Holtmann moved on a new loan to Darmstadt 98.
Due to Holtmann being born in Germany and the heritage of his parents (his mother is Filipino), he is eligible to play for Germany and the Philippines.