John de Lacy, son and heir of Roger de Lacy, was a leading baron and was created earl of Lincoln in 1232. He held the Ingoldmells property before his death in 1240.

The cited source provides the manor connection through the Lacy descent and later possession by his widow.

Research sources:
- W. O. Massingberd, Court Rolls of the Manor of Ingoldmells in the County of Lincoln, 1902, Introduction, pp. xi-xii. — https://en.wikisource.org/wiki/Page%3AMassingberd_-_Court_Rolls_of_the_Manor_of_Ingoldmells_in_the_County_of_Lincoln.pdf/11
- Wikipedia biographical reference — https://en.wikipedia.org/wiki/John_de_Lacy,_2nd_Earl_of_Lincoln