Leader of the Christian Democratic Appeal
The Leader of the Christian Democratic Appeal is the most senior politician within the Christian Democratic Appeal (, CDA) in the Netherlands.The post is currently vacant since the resignation of Sybrand van Haersma Buma.

History
The Leaders outwardly act as the 'figurehead' and the main representative of the party. Within the party, they must ensure political consensus. At election time the Leader is always the Lijsttrekker (top candidate) of the party list. Outside election time the Leader can serves as the Opposition leader. In the Christian Democratic Appeal the Leader is often the Parliamentary leader in the House of Representatives. Some Christian Democratic Appeal leaders became a Minister in a Cabinet.

Deputy Leader
The Christian Democratic Appeal doesn't have an official designated Deputy Leader in the party's hierarchy but some are given the title as an unofficial description by the media. Because of the often unofficial nature of the position, reliable sources can sometimes differ over who the deputy actually is or was.