그분
geubun · TOPIK 1
that person (honorific)
그분 = 그 (that) + 분 (honorific word for person)
그 means that, and 분 is the respectful counterpart of 사람 (person). Swap 분 for 사람 and you get the plain 그 사람. Same pattern gives 이분 (this person) and 저분 (that person over there).