# Siebe Van der Heyden

Siebe Van der Heyden (born 30 May 1998) is a Belgian professional footballer who plays as a centre back for German Bundesliga club St. Pauli on loan from the Spanish side Mallorca, and the Belgium national team.

## Club career
### Early career

Van der Heyden started with SK Denderhoutem in 2004, before moving to Dender. He also played for the youth academies of Club Brugge and Anderlecht. He was denied a professional contract at Anderlecht despite regularly starting for their youth team but signed his first professional contract at Belgian Pro League team Oostende in the summer of 2016, where he signed a two-year contract. Van der Heyden made his Belgian First Division A debut for Oostende on 21 May 2017 against Anderlecht, coming on as a substitute in the 88th minute for David Rozehnal. Van der Heyden struggled to break into the first team however, and was released at the end of his contract in 2018.

### Eindhoven

Van der Heyden was offered a contract with FC Knokke, but instead, on 30 July 2018, moved to the Netherlands, signing with FC Eindhoven for one year with an option to extend the contract for one more year following a trial. He made his debut on 17 August 2018, where he lost 2–1 against Jong PSV. He also scored in the same match, the only goal he would score that season. Over the season, he would be a regular starter for David Nascimento's side.

### Union SG

On 10 July 2019, he returned to his home country in the following year, signing a three year old contract with an option to extend for another year with Challenger Pro League team Union SG. He made his debut with the team on 4 August 2019 in a 3–0 win against Roeselare. He scored his first goal for Union SG on 30 January 2021 against Molenbeek. His one year extension was activated on 11 August 2021, with another option for a one year extension.

### Mallorca

On 19 July 2023, Van der Heyden signed a five-year contract with La Liga side Mallorca.

#### Loan to St. Pauli

On 30 January 2025, Van der Heyden joined St. Pauli in Germany on loan until the end of the 2024–25 season.

## International career

On 18 March 2022, Van der Heyden was named in the senior Belgium squad for the two friendly matches on 26 and 29 March the same year, respectively against Republic of Ireland and Burkina Faso. He debuted against the former opponent, playing the full match in a 3–0 victory.

## Career statistics
### Club

    As of match played 3 April 2022
Appearances and goals by club, season and competition :
| Club | Season | League | League | League | National cup | National cup | Europe | Europe | Other | Other | Total | Total |
| Club | Season | Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals |
| Oostende | 2016–17 | Belgian First Division A | 1 | 0 | 0 | 0 | — | — | — | — | 1 | 0 |
| Oostende | 2017–18 | Belgian First Division A | 1 | 0 | 0 | 0 | — | — | — | — | 1 | 0 |
| Oostende | Total | Total | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| FC Eindhoven | 2018–19 | Eerste Divisie | 32 | 1 | 1 | 0 | — | — | — | — | 33 | 1 |
| Union SG | 2019–20 | Proximus League | 13 | 0 | 2 | 0 | — | — | — | — | 15 | 0 |
| Union SG | 2020–21 | Proximus League | 24 | 2 | 3 | 0 | — | — | — | — | 27 | 2 |
| Union SG | 2021–22 | Belgian First Division A | 25 | 0 | 2 | 0 | — | — | — | — | 27 | 0 |
| Union SG | Total | Total | 62 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 69 | 2 |
| Career total | Career total | Career total | 96 | 3 | 8 | 0 | 0 | 0 | 0 | 0 | 104 | 3 |

## Honours

K.V. Oostende
* Belgian Cup runner-up: 2016-17
Union SG
* Challenger Pro League: 2020-21
* Belgian First Division A runner-up: 2021-22