The Arts and Sciences Champion of Lochac is the gentle with the highest accumulated score over a year of Kingdom A&S Competitions from Midwinter to May Crown. The champion shows a balance between excellence in delivery and variety in entries.
The champion for the year is announced at Midwinter Coronation and receives a pouch to mark their achievement.
| AS 53 (2018-19) | Lady Rosalind Beaufort |
| AS 52 (2017-18) | Lady Mairi of Kilravok |
| AS 51 (2016) | Lady Mairi of Kilravok |
| AS 50 (2015) | Lady Mairi of Kilravok |
| AS 49 (2014) | Lady Ydeneye de Baillencourt |
| AS 48 (2013) | Master Crispin Sexi |
| AS 47 (2012) | Duenna Catalina de Gata |
| AS 46 (2011) | Baroness Katherine Kerr of the Hermitage |
| AS 45 (2010) | Baroness Katherine Kerr of the Hermitage |
| AS 44 (2009) | Baroness Katherine Kerr of the Hermitage |
| AS 43 (2008) | Baroness Katherine Kerr of the Hermitage |
| AS 42 (2007) | Baroness Catherine de Arc |
| AS 41 (2006) | Baroness Katherine Kerr of the Hermitage |
| AS 40 (2005) | Mistress Tigriana la Joyera |
| AS 39 (2004) | Viscontessa Lucrezia Lorenz |
| AS 38 (2003) | Master Alex the Potter |