On 2022-07-04 15:51:23 Sabrina @ Le Belle said:
You owe her nothing. He married her, not you.
Yes, this.
Or, to build on this, you could just approach the whole situation as OVERLY professional as possible. Tell her: "I'm sorry, I cannot legally discuss my clients with anyone, as this would be an ethical breach of contract" - sure, none of that is true but by dropping in some fancy legal mumbo-jumbo the lady in question might be left confused enough to drop the call.