Dunk received his marching orders during the second half at Molineux Stadium yesterday for a cynical foul on Fabio Silva, while Maupay was dismissed following an angry confrontation with the referee after the final whistle.
It means Potter will be without two of his key players for West Ham who will arrive at the Amex still battling for European places.
Brighton will also be without a number of their players due to various injuries...Scroll down and click through to see who is and isn't available to face the Hammers and their expected return dates.
5. Tariq Lamptey
The flying wing back is said to be making a good recovery following surgery on his hamstring and is scheduled to return for the start of next season
6. Solly March
Brighton have missed their left sided midfielder. Was have the best season of his career until he injured his knee against Liverpool. Making progress and like Lamptey, will hope to be back in action at the start of next season
7. Aaron Connolly
Fit once more having recovered from a foot injury and could well have a role to play at West Ham with Neal Maupay suspended
8. Florin Andone
Back training with the first team group and making progress from his long term knee injury. Would be a surprise to see him feature this season and Romanian international will look to the target the start of the next