Jan de Witt
Date of birth: 03.03.1965
Place of birth: Celle/Germany
Nationality: German
Languages: German, English, French
Base Area: Tour Head Coach
Currently coached players: Otto Virtanen
Former players: Gilles Simon, Gael Monfils,
Andrei Pavel, Marco Chiudinelli, Viktor Troicki, Ivan Dodig,
Jarkko Nieminen, Andrea Petkovic, Aslan Karatsev, Ricardas Berankis
Player career: 3rd league in Germany, success in several prize money tournaments
Qualification as a coach: A license, state examination TU Munich
Greatest success as a coach: Davis Cup success with Serbia in 2010
What is particularly important for you as a coach:
Honest work and honest dealings with everyone involved;
want to get better every day!
Favorite tournaments: Barcelona and Melbourne because these two cities are wonderful!

Here are some links to interviews, articles and podcasts with Jan:

THE BIG SHOW CDLXV Sportradio360:
Description of the episode:
Nicolas Martin with Alex Feuerherdt (Collinas Erben), Oliver Faßnacht (Eurosport), Oliver Seidler (Sky) and Andreas Renner (DAZN) on football, with Günter Zapf (DAZN) and Christian Schimmel (derdraft.de) on the NFL, and with Christian Nimmervoll (formel1.de), Stefan Heirich (Motorsport TV) and Stefan Ehlen (motorsport.com) on motorsport; the producer with Martin Konrad (Sky Austria) on Austrian football, with world champion Dominik Landertinger on biathlon, with world champion Nicole Schmidhofer and Olympic champion Fritz Strobl on alpine skiing, with Heiko Oldörp (NDR) on US sports, and with coach Jan de Witt and Paul Häuser (Sky) on Werder Bremen and tennis.
https://open.spotify.com/episode/5xJY1KTL04iQlHVsfCwKJI
Elite Tennis Story by Robert Davis (English):
http://elitetennis.org/giants/jan-de-witt-kommunikator/
Lecture 2017 at the DTB:
https://dtb.campus.tennisgate.com/vortragsreihe-goettingen-2017-2-2/vortragsreihe-goettingen-2017-return-in-der-weltklasse/
Advantage Podcast, Episode 3
Description of the episode:
Andrea Petkovic, Gael Monfils, Gilles Simon - Jan de Witt has coached more than a dozen professional players and most recently established Nikoloz Basilashvilli from nowhere into the top 20. In more than two hours, "the best coach in Germany" (SZ) embarks on a two-and-a-half hour journey through his coaching stations with presenter Jannik Schneider.
https://advantage.podigee.io/3-jan-de-witt