They married on 27 February 1609, but their marriage was not a success; partisans of the Earl tended to blame Lady Anne's powerful personality, while partisans of the Countess pointed to the Earl's repeated infidelities, not to mention his extravagance and indebtedness – "one of the seventeenth century’s most accomplished gamblers and wastrels".
The Earl and Lady Anne tied the knot on 27 February 1609, but their marriage ultimately failed; those who backed the Earl pointed to Lady Anne's strong will, while those who supported the Countess argued that the Earl's numerous affairs, combined with his reckless spending and financial troubles – "one of the most accomplished gamblers and wastrels of the seventeenth century" – were the main reasons for their marital problems.