Towards the end of his life, Ludwig senior had his portrait painted, which remained in his grandson's rooms as a talisman of his musical heritage.

Johann van Beethoven married Maria Magdalena Keverich, daughter of the chef at the court of the Archbishop of Trier. Of the seven children born from this marriage, only the second, Ludwig, and two younger brothers, Kasper Antoni Karl and Nikolaus Johann (commonly known as Johann), survived.