Solomon Islands Christian Association

The Solomon Islands Christian Association (SICA) is an ecumenical Christian non-governmental organisation in Solomon Islands. The association comprises the five largest Christian churches in the country, the Anglican Church of Melanesia, the Roman Catholic Church, the South Seas Evangelical Church, the Seventh-day Adventist Church, and the United Church.

SICA organises joint religious activities and religious representation at national events, and is a national partner of UNICEF. They also work with the Christian Reformed Church of Australia to support the missionary outreach of organisation SWIM Solomon Islands.