https://www.mangago.me/read-manga/i_can_t_stop_doting_the_empire_s_most_notorious_villainess/
https://www.mangago.me/read-manga/elena_evoy_observation_diary/
https://www.mangago.me/read-manga/the_emperor_reverses_time/
https://www.mangago.me/read-manga/duke_pendragon/
https://www.mangago.me/read-manga/jishou_akuyaku_reijou_na_konyakusha_no_kansatsu_kiroku/
If you want like those historical romance, these are the only ones I know.
These are all the ones I’ve read and would recommend where a male Mc goes back in time. I’ve got a lot more if you want plain reincarnation or transmigration.
https://www.mangago.me/read-manga/living_as_the_enemy_prince_sellascans/
https://www.mangago.me/read-manga/i_killed_an_academy_player/
https://www.mangago.me/read-manga/i_became_the_genius_bastard_of_a_noble_dark_clan/
https://www.mangago.me/read-manga/i_ll_retire_after_saving_the_world/
https://www.mangago.me/read-manga/return_of_the_broken_constellation/
https://www.mangago.me/read-manga/tomb_raider_king/
https://www.mangago.me/read-manga/to_a_new_life/
https://www.mangago.me/read-manga/sss_class_suicide_hunter/
https://www.mangago.me/read-manga/a_returner_s_magic_should_be_special/
https://www.mangago.me/read-manga/the_last_human/
https://www.mangago.me/read-manga/the_return_of_the_8th_class_magician/
https://www.mangago.me/read-manga/leveling_with_the_gods/
https://www.mangago.me/read-manga/return_survival/
https://www.mangago.me/read-manga/return_to_player/
https://www.mangago.me/read-manga/the_story_of_a_low_rank_soldier_becoming_a_monarch/
https://www.mangago.me/read-manga/hiraheishi_wa_kako_wo_yumemiru/
https://www.mangago.me/read-manga/the_hero_returns/
https://www.mangago.me/read-manga/the_s_classes_that_i_raised/
https://www.mangago.me/read-manga/i_obtained_a_mythic_item/
https://www.mangago.me/read-manga/rebirth_69michi/
https://www.mangago.me/read-manga/the_return_of_the_crazy_demon/
https://www.mangago.me/read-manga/clever_cleaning_life_of_the_returned_genius_hunter/
https://www.mangago.me/read-manga/absolute_sword_sense/
https://www.mangago.me/read-manga/the_lord_s_coins_aren_t_decreasing/
https://www.mangago.me/read-manga/steel_eating_player/
https://www.mangago.me/read-manga/the_100th_regression_of_the_max_level_player/
https://www.mangago.me/read-manga/martial_god_regressed_to_level_2/
https://www.mangago.me/read-manga/f_class_destiny_hunter/
https://www.mangago.me/read-manga/regressor_of_the_fallen_family/
https://www.mangago.me/read-manga/reincarnator_manhwa/
https://www.mangago.me/read-manga/academy_genius_swordmaster/
https://www.mangago.me/read-manga/the_last_adventurer/
https://www.mangago.me/read-manga/re_monarch/
https://www.mangago.me/read-manga/eternally_regressing_knight/
https://www.mangago.me/read-manga/absolute_regression/
https://www.mangago.me/read-manga/the_regressed_mercenary_s_machinations/
https://www.mangago.me/read-manga/the_back_alley_mage_s_return/
Any recs where a guy gets transported back in time/ reincarnated and is the main character instead of a female .