Adrianus Tegularius (1605–1654) was a theologian from the Northern Netherlands best known today for his portrait by Frans Hals. He was the brother of Hermannus Tegularius, who became a Remonstrant minister in Delft. Both brothers were writers and ministers and spent their youth as minister in various North Holland communities. Adrianus was called to Grootebroek from Hem in 1633 and from there to Haarlem in 1641, where he stayed. Hermannus was minister in Hippolytushoef in 1626 and in De Rijp in 1629, before being called to Delft in 1638. Adrianus married and had at least two children. A daughter is recorded marrying Alberto van Berckhout 8 January 1642 in Purmerend, and his son Albertus became minister in Wieringen in 1677 and in Grootebroek in 1680.During his time in Haarlem Tegularius to