Thanks to Keren Gilbert of Penrith, a young writer I met recently:

aptronym (AP-troh-NIM)

- a name particularly suited to the profession of its owner

nominative determination

I'd be interested to hear any good examples.

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From Georgina N (12.04):

For aptronym 'people with a name particularly suited to the profession
of the owner', there is a Dr Fantasia that practises in Adelaide,
Australia, and I believe he specialises in mental problems