The list
| # | Player | Born | Gençlerbirliği | Kocaelispor |
|---|---|---|---|---|
| 1 | Ahmed Hassan | 1975 | 2001–2003 | 1998–2000 |
| 2 | Uğur Boral | 1982 | 2000–2006 | 2001–2002 |
| 3 | John Moshoeu | 1965 | 1993–1995 | 1995–1997 |
| 4 | Ayman Abdelaziz | 1978 | 2005–2007 | 2000–2002 |
| 5 | Serdar Kulbilge | 1980 | 2009–2011 | 2008–2009 |
| 6 | Tayfur Bingöl | 1993 | 2012–2016 | 2025– |
| 7 | Ahmet Oğuz | 1993 | 2014–2020 | 2024– |
| 8 | Yüksel Sariyar | 1979 | 1999–2000 | 2003–2004 |
| 9 | Mustafa Özkan | 1975 | 2003–2005 | 1997–1999 |
| 10 | Ergün Teber | 1985 | 2008–2009, 2012 | 2009 |
| 11 | Seyit Cem Ünsal | 1975 | 1995–1997 | 2000–2001 |
| 12 | Tarık Daşgün | 1973 | 1992–1995, 2001–2002 | 1998–1999 |
| 13 | Ali Cansun Begeçarslan | 1982 | 2003–2004, 2005–2006 | 2010 |
| 14 | Damir Ibrić | 1984 | 2003–2004 | 2005–2007, 2009–2012 |
| 15 | Serkan Yanık | 1987 | 2013 | 2007–2009 |
| 16 | Ali Eren Beşerler | 1975 | 1994–1997 | 2004–2005 |
| 17 | Sedat Yeşilkaya | 1980 | 2004–2008 | 2002–2003 |
Which way they moved
- Gençlerbirliği first, then Kocaelispor: 11
- Kocaelispor first, then Gençlerbirliği: 6
Test yourself
Three more club pairs: name one player for each.
Play it
In Who Played Both you and your opponent secretly pick a club each. If the clubs are Gençlerbirliği and Kocaelispor, the first to name one of the players above in 15 seconds wins the round.
More pairs with Gençlerbirliği
- Ankaragücü – Gençlerbirliği 43 players
- Antalyaspor – Gençlerbirliği 38 players
- Beşiktaş – Gençlerbirliği 35 players
- Çaykur Rizespor – Gençlerbirliği 33 players
- Gençlerbirliği – Trabzonspor 33 players
- Gençlerbirliği – Konyaspor 33 players
- Galatasaray – Gençlerbirliği 31 players
- Gençlerbirliği – Sivasspor 31 players
Gençlerbirliği: every club it shares players with
More pairs with Kocaelispor
- Fenerbahçe – Kocaelispor 26 players
- Kocaelispor – Konyaspor 25 players
- Beşiktaş – Kocaelispor 24 players
- Galatasaray – Kocaelispor 24 players
- Gaziantepspor – Kocaelispor 24 players
- Kayserispor – Kocaelispor 23 players
- Çaykur Rizespor – Kocaelispor 22 players
- Ankaragücü – Kocaelispor 22 players
Kocaelispor: every club it shares players with
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.