This page lists every known solution for the clue “Newton’S First Name” in Crossword Challenge. Because this clue can appear in different puzzles (levels) with different required answers, we first list all the answers, then show which one appears in each puzzle below.
Newton’S First Name Crossword Challenge Answers (All Variants)
Isaac
If more than one answer is listed, open your puzzle page below to confirm the one used there.
All Known Answers for Newton’S First Name Clue
Puzzle 33 — - Puzzle 1334 —
- Puzzle 1415 —
- Puzzle 1577 —
- Puzzle 1624 —
Where This Clue Appears
Last Checked: May 04, 2026