大 in Japanese names
大
だい · dai

One reading, not every name reading
The example reading だい (dai) is attached to this single kanji entry. Japanese names can use other accepted readings, and the reading of a complete name cannot safely be guessed by joining single-character readings. Unicode Unihan lists 3 strokes for this character; writing variants may count differently.
What it can suggest
大 is associated here with large; great. A dictionary gloss gives context, but it does not establish the exact impression of every personal name that uses this kanji. The written form, full reading and neighboring characters all matter.
How this character appears in names
大輝 and 大和 use this broad character with different complete readings, a useful reminder to ask for kana.
Selected full-name examples
Our curated starting collection uses this character in 大輝 (だいき, Daiki), 大和 (やまと, Yamato), 雄大 (ゆうだい, Yudai). Read those full pages for the recorded name reading.
Related kanji in the guide include 斗, 健, 太, 翔, 拓. Do not combine them solely because their themes match. Explore the reviewed-name generator instead.