FC Volendam – FC Zwolle; 24 August 2007
|Full name||Diederik Boer|
|Date of birth||24 September 1980|
|Place of birth||Emmeloord, Netherlands|
|Height||1.94 m (6 ft 4 in)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 18 July 2018|
Boer was born in Emmeloord, Netherlands. He made his professional debut on 8 March 2003, when FC Zwolle lost to Ajax 5–0. On 31 August 2014, he signed a three-year contract with Ajax to replace the departed Kenneth Vermeer as second keeper behind Jasper Cillessen. Boer is missing the little finger of his right hand, meaning he plays with only 9 fingers.
- "Diederik Boer" (in Dutch). Voetbal International. Retrieved 5 February 2010.
- "Archived copy". Archived from the original on 24 March 2010. Retrieved 12 July 2010.CS1 maint: Archived copy as title (link)
- "Ajax contracteert Diederik Boer" (in Dutch). ajax.nl. Retrieved 31 August 2014.
- McVitie, Peter [@petermcvitie] (31 August 2014). "Ajax and the goalkeeper with 9 fingers:" (Tweet) – via Twitter.
- "2016/17: United win it for Manchester". UEFA. 30 May 2017. Archived from the original on 9 September 2017.
- Diederik Boer at WorldFootball.net
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