Where does “Justine” come from?

Justine (Cebuano) comes from English Justine, from French Justine, from Latin Iustina, from Latin Iustīnus, from Latin iūstus, from Latin iūs, from Latin dīcō, from Latin -tiō — limestone; chalk; the finish line.

Ancestry of “Justine”, step by step

Step	Language	Word	Meaning
1	English	Justine	—
2	French	Justine	—
3	Latin	Iustina	—
4	Latin	Iustīnus	Justin
5	Latin	iūstus	just, righteous
6	Latin	iūs	law, right
7	Latin	dīcō	to say, talk, speak, utter, mention
8	Latin	-tiō	tion, -ation, -ing
9	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
10	Latin	dissertus	arranged, disposed; explained
11	Latin	disserere	second-person singular future passive indicative...
12	Latin	dis-	asunder, apart, in two; reversal, removal;...
13	Latin	calceus	shoe
14	Latin	calx	limestone; chalk; the finish line

Every word from Latin calx →Every word from Latin -tiō →Every word from Latin dis- →