Nobel Laureate prize winner Professor Wole Soyinka is considered one of the most prominent and influential Nigerian writers. While there are many notable Nigerian writers, it is difficult to identify one who is on the same level as Soyinka in terms of his literary achievements and impact. 

However, some notable Nigerian writers who have made significant contributions to Nigerian literature include:

●Chinua Achebe: Known for his novel "Things Fall Apart," Achebe is a prominent figure in Nigerian literature and has been recognized for his work in promoting African literature.
●Ben Okri: A Nigerian poet and novelist, Okri is known for his vivid and imaginative writing style, which often explores themes of identity, culture, and social justice.
●Buchi Emecheta: A Nigerian-born British author, Emecheta is known for her powerful and poignant writing about the experiences of African women and the challenges they face.
●Ngozi Adichie: A Nigerian-born American author, Adichie is known for her powerful and thought-provoking writing about the experiences of African women and the challenges they face.

These writers, among others, have made significant contributions to Nigerian literature and have been recognized for their work. However, it is difficult to say that any one of them is on the same level as Soyinka in terms of his literary achievements and impact.