The incumbents are Patrick Harvie and Lorna Slater who were elected in August 2019 as the inaugural co-leaders.

[2][3][4] The co-leaders are responsible for the political leadership of the party, and act as its principle spokespersons.

[8] Unlike most political parties, Scottish Green co-leaders are only elected for two year terms.

[9] For Electoral Commission registration purposes, only one person may legally be named party leader.

As Slater was not an elected official, while Harvie was a long-standing Member of the Scottish Parliament, in the interest of gender-balancing senior female Green MSP Alison Johnstone was appointed Co-leader of the Green Parliamentary Group alongside Harvie.