import xlsxwriter
workbook = xlsxwriter.Workbook('student_data.xlsx')
worksheet = workbook.add_worksheet()

students = student_id.keys()
fields = [student_age, student_id] # add other dicts here...

for row, student in enumerate(student):
    worksheet.write(row, 0, student) # name column
    for col, student_data in enumerate(fields):
        col = col + 1
        worksheet.write(row, col, student_data[student])