Baby Names Boy Names Meaning of the Name Ko Updated November 11, 2025 by Jennifer M. Ko Gender: Male Origin: Japanese Meaning: Cultivate, Plow, Till ♥ Add to my Namelist What is the meaning of the name Ko? The name Ko is primarily a male name of Japanese origin that means Cultivate, Plow, Till. People who like the name Ko also like: Aran, Kato, Benjamin, Ray, Rokuro, Frank, Riki, Maya, Kasumi, Hana, Mai, Lin, Ai, Sarah Names like Ko: Kiyohiko, Kahiau, Kasa, Keiko, Kiki, Kiyoye, Kazushige, Keizo, Keisuke, Khaza, Kozuye, Koji, Kekoa, Keiji, Kazi, Kazuya, Kiku, Kiyo, Kyou, Kayo, Kaseko, Khwaja, Kosuke, Kasi, Kohei, Kessya, Ki, Kayce, Kiyoshi, Keyah Stats for the Name Ko Ko is currently not in the top 100 on the Baby Names Popularity Charts Ko is currently not ranked in U.S. births