If you are legally married as of 12/31/2019 then you can only file as Married Filing Jointly or Married Filing Separately.
Since you do not have a dependent child living with you as a member of your household for over one-half of the year then you cannot file as Head of Household.
See this TurboTax support FAQ for HOH when married - https://ttlc.intuit.com/community/married/help/can-a-married-person-claim-head-of-household-filing-s...
