方かた々がた

〈動詞どうし〉〉の方々かたがたthe people who did/are doing something (respectful)
ご来らい場じょうの方かた々がたに感かん謝しゃ申もうし上あげます。
We would like to thank everyone who has come.
方々かたがたに〈動詞どうし〉〉to do something for/toward everyone (respectful)
このお知しらせを方かた々がたにお伝つたえください。
Please pass this notice on to everyone.

Kanji

皆みなさんN5sense 1
皆さん is the everyday polite word for 'everyone', while 方々 is more formal and honorific, common in speeches and writing.
皆みな様さまN1sense 1
皆様 is a very common formal address for 'everyone', close in politeness to 方々 but used more in spoken greetings and letters.
人ひと々びとN1sense 1
人々 is a neutral word for 'people' with no honorific nuance, unlike the respectful 方々.
諸しょ君くんN1sense 2
諸君 is an archaic/formal way to address a group as 'you all', paralleling the archaic second-person use of 方々.

者ものどもhumble 謙譲語sense 1
方々 is an honorific way to refer to a group of people, while 者ども is a humble or dismissive term used for one's own group or subordinates.
人ひと々びとplainN1
方々 is a polite way to refer to a group of people, while 人々 is the neutral, everyday term.
人ひとたちplain
方々 is the polite/honorific counterpart to 人たち, used when referring respectfully to a group of people, especially in formal or customer-facing speech.

方ほう々ぼうN2
Written the same way, 方々 read かたがた is the honorific plural for 'people', while 方々 read ほうぼう means 'here and there, various places'.

人にん
The everyday counter for people: 一人 (ひとり), 二人 (ふたり), 三人 (さんにん).
名めいN2
More formal than 人 — used for headcounts in reservations, staff lists, and announcements (5名様).

Reduplication of 方 (かた, honorific 'person') with rendaku voicing, yielding a plural honorific form.