The Rotary Club of Sovereign Harbour is organising the event for December 11 at 11am.
The four-mile stroll will take participants around the harbour on a fully wheelchair accessible route.
The event is in aid of RNLI Eastbourne and Care for the Carers East Sussex.
Sign up to get your Santa suit and join in:
Adults (14+) – £14
Youth (9-14) – £8
Child (5-8) – £6
More details can be found at www.santastroll.org.uk