Tagalog 101:The Difference of IKAW and KA I will attempt to explain the differences of the two for the benefit of learners IKAW, KA- You [ Personal Pronouns] Singular form Usage of IKAW -Only in the beginning of a question or sentence Example: Ikaw si Mark./ You are Mark. Ikaw ba si Mark?/ Are you Mark? Note: the word “ba” makes a sentence into a question form and expects a yes or no response. Usage of KA -Replaces the word Ikaw which is place either inside or at the last part of a question or sentence Example: Si Mark ka./ You are Mark. Si Mark ka ba?/ Are you Mark? It is up to you what you will use . As far as I know, "Ikaw si Mark" and " Si Mark ka" are grammatically correct. Again, professional corrections are very welcome. The sentences and questions below are for Tagalog learners/beginners:[Please don't spoil the answers Pinoys] Let’s try your understanding : do this on your own: Check the following if you think something is wrong 1. Si Diana ikaw. 2. Dan si ikaw. 3. Ka si Paul. 4. Sino ikaw? 5. Ka sino?