Ian Bruce Carrick Kiernan AO (4 October 1940 – 16 October 2018) was an Australian yachtsman, property developer, builder, and environmental campaigner and conservationist, known for co-founding with Kim McKay the not-for-profit Clean Up Australia campaign in 1989 and, in 1993, a similar Clean Up the World operation, serving as the event's chairman, the annual initiative attracted participation from 30 million volunteers in 80 countries.
